US Navy sailors used to be able to jump off of aircraft carrier flight decks. They could even climb up the anchor chains and jump off the anchor ... all in the name of FUN! But FUN and SAFETY needs to be balanced. That's why drinking rules for Navy sailors are a lot more strict than they were a few decades ago. Swim calls and steel beach parties are still popular activities for US Navy sailors, but the dangers that are involved in some of these activities, and how the Navy tries to mitigate them... Note: "The appearance of U.S....