There are a few things you should never, EVER say on a plane. Talking about guns is frowned upon. Mentioning bomb is right out. And Ebola? Also bad. An emergency medical crew in hazmat suits rushed on to a plane after a man sneezed and yelled "I have Ebola!" in an apparent prank. The flight was traveling from Philadelphia to Punta Cana in the Dominion Republic. The America passenger did not have Ebola (or a good sense of humor). The 54-year-old man reportedly sneezed during the flight and said "I have Ebola, you are all screwed". After landing, all 290...