... your naval group from attacking Submarines!
In this mission, your (and ... group from an unseen enemy: submarines. At your disposal you have ... drop sonobuoys (which can detect submarines) until enough buoys detect the ... to try and attack the submarine. As always, timing is everything ... their position.
When buoys detect submarines, they transmit their data, and ... will then try and locate submarines automatically. The buoys are marked ... ends immediately, and an attack submarine spawns to the northwest of ...
