Being a catcher is hard work, man. Gotta be able to hit a nasty slider, handle a similar nasty slider and play at your best in the toughest situations.For former catcher Tim McCarver, that was the easy part. Trying to broadcast a World Series is much more difficult.Veteran Fox analyst Tim McCarver used to be a catcher. But, he suggests, his mike presents more challenges than foul tips. "It's a lot tougher to announce a World Series that it is to play in one," he says. "Play...