First, Chris Carter was bad. Then he was good. Then he was streaky. Then he was bad again. Finally, Carter’s learning to hit. Working since spring training with hitting coach John Mallee, the eight-year minor leaguer and first-year everyday player has clearly been the Astros’ best power hitter this season. Now, he has a chance to become the organization’s first 30-homer man since Lance Berkman (34) and Carlos Lee (32) reached the mark in 2007. Carter went 2-for-3 with two home runs and a career-high four RBIs Wednesday during the Astros’ 4-1 victory against the Tampa Bay Rays at Minute Maid Park. He drove in all of the Astros’ runs [...]