Seal Team Seven #17: Payback

When local law officials investigate suspicious activity at an offshore California oil rig, one-by-one, they turn up dead. The situation calls for a covert underwater raid by the Navy SEALs. It turns out North Korea is secretly using the oil-rig platform as a base for a retaliation effort following their defeat by South Korea and the U.S.
 
Now, North Korea has nine missiles ready to launch. And i...