San Francisco Giants catcher Joey Bart is getting the day off on Sunday as the team faces the Arizona Diamondbacks in the third game of a four-game series. Chadwick Tromp is getting the start at catcher in his place. Bart has started just about every game for the team since making his MLB debut on August 20. He's off to a solid start to his big league career, hitting .271 with three doubles, a triple and eight runs over 14 games, though he's still searching for his first big league long ball. ...