Kelvin Kuo/US PresswireJamey Carroll (19)The setup: Carroll was the sung hero of the 2010 Dodgers, exceeding expectations at the start of his two-year contract with a .379 on-base percentage in 133 games, 69 of them played at shortstop in support of an oft-injured Rafael Furcal. For 2011, he was once again slated for a bench role, but this time with everyone prepared for him to play often, given the frail state of the Dodger infield.The closeup: Yep, you could say Carroll found regular time again – at age 37, he came to the plate 510 times, ranking fourth on the Dodgers this season. He started on Opening Day and in 111 games overall (57 at second base, 54 at shortstop). He played in 58 of the Dodgers' first 60 games and sat out only 16 of 161. The fact is, he could have even play