Factual error: In the yacht rescue scene the "American" crewed helicopter is actually an Australian crew. The rank on his shoulder shows an Australian Lieutenant Commander. (00:34:30)
Audio problem: When Tony is speaking with the commander on deck, he says he is waiting for "the next aircraft." But his lips don't match the words. (00:11:46)
Chosen answer: "Policing your brass", means to pick up your expended shell casings, after firing your rifle, or pistol.
pross79