diff --git a/game/ato/flight.py b/game/ato/flight.py
index 220cc630..178637a5 100644
--- a/game/ato/flight.py
+++ b/game/ato/flight.py
@@ -12,6 +12,7 @@ from .flightmembers import FlightMembers
 from .flightroster import FlightRoster
 from .flightstate import FlightState, Navigating, Uninitialized
 from .flightstate.killed import Killed
+from .flighttype import FlightType
 from ..sidc import (
     Entity,
     SidcDescribable,
@@ -31,7 +32,6 @@ if TYPE_CHECKING:
     from game.data.weapons import WeaponType
     from .flightmember import FlightMember
     from .flightplans.flightplan import FlightPlan
-    from .flighttype import FlightType
     from .flightwaypoint import FlightWaypoint
     from .package import Package
     from .starttype import StartType
@@ -58,7 +58,8 @@ class Flight(SidcDescribable):
         self.coalition = squadron.coalition
         self.squadron = squadron
         self.flight_type = flight_type
-        self.squadron.claim_inventory(count)
+        if flight_type != FlightType.IDLE:
+            self.squadron.claim_inventory(count)
         if roster is None:
             self.roster = FlightMembers(self, initial_size=count)
         else:
diff --git a/game/ato/flightplans/aewc.py b/game/ato/flightplans/aewc.py
index 7534ce32..367eeab2 100644
--- a/game/ato/flightplans/aewc.py
+++ b/game/ato/flightplans/aewc.py
@@ -12,7 +12,7 @@ from game.utils import Distance, Heading, Speed, feet, knots, meters, nautical_m
 class AewcFlightPlan(PatrollingFlightPlan[PatrollingLayout]):
     @property
     def patrol_duration(self) -> timedelta:
-        return timedelta(hours=4)
+        return self.flight.coalition.doctrine.aewc.duration
 
     @property
     def patrol_speed(self) -> Speed:
diff --git a/game/ato/flightplans/flightplanbuildertypes.py b/game/ato/flightplans/flightplanbuildertypes.py
index 45d9ca56..c35aec41 100644
--- a/game/ato/flightplans/flightplanbuildertypes.py
+++ b/game/ato/flightplans/flightplanbuildertypes.py
@@ -64,6 +64,7 @@ class FlightPlanBuilderTypes:
             FlightType.TRANSPORT: AirliftFlightPlan.builder_type(),
             FlightType.FERRY: FerryFlightPlan.builder_type(),
             FlightType.AIR_ASSAULT: AirAssaultFlightPlan.builder_type(),
+            FlightType.IDLE: BarCapFlightPlan.builder_type(),
         }
         try:
             return builder_dict[flight.flight_type]
diff --git a/game/ato/flighttype.py b/game/ato/flighttype.py
index 18216ea3..16b8bff4 100644
--- a/game/ato/flighttype.py
+++ b/game/ato/flighttype.py
@@ -57,6 +57,7 @@ class FlightType(Enum):
     REFUELING = "Refueling"
     FERRY = "Ferry"
     AIR_ASSAULT = "Air Assault"
+    IDLE = "Idle"
 
     def __str__(self) -> str:
         return self.value
diff --git a/game/commander/missionscheduler.py b/game/commander/missionscheduler.py
index fe308219..499c1f71 100644
--- a/game/commander/missionscheduler.py
+++ b/game/commander/missionscheduler.py
@@ -47,6 +47,17 @@ class MissionScheduler:
             margin=5 * 60,
         )
         for package in self.coalition.ato.packages:
+            if package.time_over_target > datetime.min:
+                if package.primary_task in dca_types:
+                    if (
+                        package.mission_departure_time is not None
+                        and package.mission_departure_time
+                        > previous_cap_end_time[package.target]
+                    ):
+                        previous_cap_end_time[package.target] = (
+                            package.mission_departure_time
+                        )
+                continue  # If package already has TOT, leave it.
             tot = TotEstimator(package).earliest_tot(now)
             if package.primary_task in dca_types:
                 previous_end_time = previous_cap_end_time[package.target]
diff --git a/game/commander/theaterstate.py b/game/commander/theaterstate.py
index bc8d7166..9355b151 100644
--- a/game/commander/theaterstate.py
+++ b/game/commander/theaterstate.py
@@ -24,6 +24,7 @@ from game.theater.theatergroundobject import (
     VehicleGroupGroundObject,
 )
 from game.threatzones import ThreatZones
+from game.ato.flighttype import FlightType
 
 if TYPE_CHECKING:
     from game import Game
@@ -77,7 +78,8 @@ class TheaterState(WorldState["TheaterState"]):
             self.threatening_air_defenses.remove(target)
         if target in self.detecting_air_defenses:
             self.detecting_air_defenses.remove(target)
-        self.enemy_air_defenses.remove(target)
+        if target in self.enemy_air_defenses:
+            self.enemy_air_defenses.remove(target)
         self._rebuild_threat_zones()
 
     def eliminate_ship(self, target: NavalGroundObject) -> None:
@@ -85,7 +87,8 @@ class TheaterState(WorldState["TheaterState"]):
             self.threatening_air_defenses.remove(target)
         if target in self.detecting_air_defenses:
             self.detecting_air_defenses.remove(target)
-        self.enemy_ships.remove(target)
+        if target in self.enemy_ships:
+            self.enemy_ships.remove(target)
         self._rebuild_threat_zones()
 
     def has_battle_position(self, target: VehicleGroupGroundObject) -> bool:
@@ -155,21 +158,16 @@ class TheaterState(WorldState["TheaterState"]):
             tracer,
         )
 
-        # Plan enough rounds of CAP that the target has coverage over the expected
-        # mission duration.
-        mission_duration = game.settings.desired_player_mission_duration.total_seconds()
-        barcap_duration = coalition.doctrine.cap.duration.total_seconds()
-        barcap_rounds = math.ceil(mission_duration / barcap_duration)
-
         refueling_targets: list[MissionTarget] = []
         theater_refuling_point = finder.preferred_theater_refueling_control_point()
         if theater_refuling_point is not None:
             refueling_targets.append(theater_refuling_point)
 
-        return TheaterState(
+        theater_state = TheaterState(
             context=context,
             barcaps_needed={
-                cp: barcap_rounds for cp in finder.vulnerable_control_points()
+                cp: cls._barcap_rounds(game, player, now, cp)
+                for cp in finder.vulnerable_control_points()
             },
             active_front_lines=list(finder.front_lines()),
             front_line_stances={f: None for f in finder.front_lines()},
@@ -191,3 +189,62 @@ class TheaterState(WorldState["TheaterState"]):
             enemy_barcaps=list(game.theater.control_points_for(not player)),
             threat_zones=game.threat_zone_for(not player),
         )
+
+        # Look through packages already planned in the ATO and eliminate from the
+        # list of targets.
+        for package in coalition.ato.packages:
+            if isinstance(package.target, NavalGroundObject):
+                theater_state.eliminate_ship(package.target)
+            if package.primary_task == FlightType.BAI and isinstance(
+                package.target, VehicleGroupGroundObject
+            ):
+                theater_state.eliminate_battle_position(package.target)
+            if isinstance(package.target, IadsGroundObject):
+                theater_state.eliminate_air_defense(package.target)
+            if (
+                package.primary_task == FlightType.STRIKE
+                and isinstance(package.target, TheaterGroundObject)
+                and package.target in theater_state.strike_targets
+            ):
+                theater_state.strike_targets.remove(package.target)
+            if package.primary_task == FlightType.AEWC:
+                # If a planned AEWC mission covers the target beyond the planned mission duration, it can safely be removed
+                if (
+                    package.time_over_target + coalition.doctrine.aewc.duration
+                    > now + game.settings.desired_player_mission_duration
+                ) and package.target in theater_state.aewc_targets:
+                    theater_state.aewc_targets.remove(package.target)
+            if (
+                package.primary_task
+                in (
+                    FlightType.OCA_AIRCRAFT,
+                    FlightType.OCA_RUNWAY,
+                )
+                and isinstance(package.target, ControlPoint)
+                and package.target in theater_state.oca_targets
+            ):
+                theater_state.oca_targets.remove(package.target)
+        return theater_state
+
+    @classmethod
+    def _barcap_rounds(
+        cls, game: Game, player: bool, now: datetime, control_point: ControlPoint
+    ) -> int:
+        """Calculate number of additional rounds of CAP required to cover mission duration."""
+        coalition = game.coalition_for(player)
+
+        # Look through ATO for any existing planned CAP missions and calculate last planned CAP end
+        planned_cap_coverage_end_time = now
+        for package in coalition.ato.packages:
+            if package.target == control_point:
+                cap_end_time = (
+                    package.time_over_target + coalition.doctrine.cap.duration
+                )
+                if cap_end_time > planned_cap_coverage_end_time:
+                    planned_cap_coverage_end_time = cap_end_time
+        # When mission is expected to finish
+        mission_end_time = now + game.settings.desired_player_mission_duration
+        return math.ceil(
+            (mission_end_time - planned_cap_coverage_end_time).total_seconds()
+            / coalition.doctrine.cap.duration.total_seconds()
+        )
diff --git a/game/data/doctrine.py b/game/data/doctrine.py
index cfa95cbb..4fdfb35e 100644
--- a/game/data/doctrine.py
+++ b/game/data/doctrine.py
@@ -52,6 +52,16 @@ class Helicopter:
         )
 
 
+@dataclass
+class Aewc:
+    #: The duration that AEWC flights will remain on-station
+    duration: timedelta
+
+    @staticmethod
+    def from_dict(data: dict[str, Any]) -> Aewc:
+        return Aewc(duration=timedelta(minutes=data["duration_minutes"]))
+
+
 @dataclass
 class Cas:
     #: The duration that CAP flights will remain on-station.
@@ -169,6 +179,9 @@ class Doctrine:
     #: Helicopter specific doctrines.
     helicopter: Helicopter
 
+    #: Doctrine for AEWC missions.
+    aewc: Aewc
+
     #: Doctrine for CAS missions.
     cas: Cas
 
@@ -238,6 +251,7 @@ class Doctrine:
                         data["ground_unit_procurement_ratios"]
                     ),
                     helicopter=Helicopter.from_dict(data["helicopter"]),
+                    aewc=Aewc.from_dict(data["aewc"]),
                     cas=Cas.from_dict(data["cas"]),
                     cap=Cap.from_dict(data["cap"]),
                     sweep=Sweep.from_dict(data["sweep"]),
diff --git a/game/missiongenerator/aircraft/aircraftgenerator.py b/game/missiongenerator/aircraft/aircraftgenerator.py
index 8c13589e..d4be6484 100644
--- a/game/missiongenerator/aircraft/aircraftgenerator.py
+++ b/game/missiongenerator/aircraft/aircraftgenerator.py
@@ -148,7 +148,7 @@ class AircraftGenerator:
                 faction.country,
                 squadron,
                 1,
-                FlightType.BARCAP,
+                FlightType.IDLE,
                 StartType.COLD,
                 divert=None,
             )
diff --git a/game/sim/missionsimulation.py b/game/sim/missionsimulation.py
index e46ce7c0..7ebad725 100644
--- a/game/sim/missionsimulation.py
+++ b/game/sim/missionsimulation.py
@@ -102,6 +102,12 @@ class MissionSimulation:
                 # Always skip combat as we are processing results from DCS. Any combat has already
                 # been resolved in-game
                 self.tick(events, CombatResolutionMethod.SKIP, force_continue=True)
+            self.game.blue.plan_missions(self.game.simulation_time)
+            self.game.red.plan_missions(self.game.simulation_time)
+            self.game.game_stats.update(self.game)
+            # Generate begin_new_turn event which triggers a refresh of the React map screen to
+            # show newly planned missions.
+            events.begin_new_turn()
 
     def finish(self) -> None:
         self.unit_map = None
diff --git a/resources/doctrines/coldwar.yaml b/resources/doctrines/coldwar.yaml
index aa0f6b6a..570cd4bb 100644
--- a/resources/doctrines/coldwar.yaml
+++ b/resources/doctrines/coldwar.yaml
@@ -6,6 +6,8 @@ max_ingress_distance_nm: 30
 min_ingress_distance_nm: 10
 rendezvous_altitude_ft_msl: 22000
 combat_altitude_ft_msl: 18000
+aewc:
+  duration_minutes: 240
 cap:
   duration_minutes: 30
   min_track_length_nm: 12
diff --git a/resources/doctrines/modern.yaml b/resources/doctrines/modern.yaml
index 0772601f..d1d8e23c 100644
--- a/resources/doctrines/modern.yaml
+++ b/resources/doctrines/modern.yaml
@@ -6,6 +6,8 @@ max_ingress_distance_nm: 45
 min_ingress_distance_nm: 10
 rendezvous_altitude_ft_msl: 25000
 combat_altitude_ft_msl: 20000
+aewc:
+  duration_minutes: 240
 cap:
   duration_minutes: 30
   min_track_length_nm: 15
diff --git a/resources/doctrines/ww2.yaml b/resources/doctrines/ww2.yaml
index a6075e61..829474d8 100644
--- a/resources/doctrines/ww2.yaml
+++ b/resources/doctrines/ww2.yaml
@@ -6,6 +6,8 @@ max_ingress_distance_nm: 7
 min_ingress_distance_nm: 5
 rendezvous_altitude_ft_msl: 10000
 combat_altitude_ft_msl: 8000
+aewc:
+  duration_minutes: 240
 cap:
   duration_minutes: 30
   min_track_length_nm: 8