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Lieutenant Danny Roman: [trying to setup Omar by a bedrom window for a sniper shot, starts a joke] Omar... A Marine and a sailor are taking a piss... The Marine goes to leave without washing up... The sailor says, "In the Navy... they teach us to wash our hands... The Marines turn to him and says...

Omar: [in sync with Danny Roman] "... in the Marines they teach us not to piss on our hands..."

[sniper takes his shot and wound Omar in the shoulder end the siege]

LOL
lesson of the story is if you dont wash your hand you get shot.
:D