If you’re familiar with Gus Johnson, then you know he frequently gives ecstatic, over-the-top calls during basketball games. He took things to another level, however, during Sunday’s NBA playoffs game between the Boston Celtics and Milwaukee Bucks. During the closing moments of Game 1 at TD Garden, Bucks forward Khris Middleton drained buzzer-beating 3-pointer near halfcourt to send the game to overtime. And Johnson, who does broadcast work for FOX Sports Wisconsin, nearly suffered an emotional meltdown on the play. Check this out: Broadcasting 101: When something amazing happens, scream your brains out for 10 seconds. Johnson, of c... NESN.com