Finish the song line: There's a whistle up above 'n people _ _ _.?

Questions

what were the names of three ships that formed the fleet in which columbus discovered the new world?

in the game of eight-ball, how many balls are there on the table at the start (excluding the cue ball)?

what infamous criminal ultimately served time in alcatraz for tax evasion?

in what year did jackie robinson break the major league baseball's color barrier?

what serial killer was better known as 'son of sam'?