1 2 3 1 _ _ _ 2 _ _ _ 3 _ _ _ ACROSS 1) sleep 2) a man who serves as a sailor 3) a vehicle carrying many passengers; used for public transport DOWN 1) formerly the predominant security police organization of soviet russia 2) an informal debt instrument; representing `i owe you' 3) a solution containing a phosphate buffer ** Scroll down for solution. ** Are you sure you want to peek? kip gob bus