The Astros acquired LHP Eric Berger from Cleveland_ in exchange for C Chris Wallace in a trade of minor-league players, the team announced today Berger, who was at Class AA Akron, will report to Class AAA Oklahoma City. Wallace will report to Double A Akron. Berger, 26, had a 4.15 ERA (2ER/41.IP) in two relief appearances at Akron in 2013. He was selected by Cleveland in the 8th round of the 2008 June Draft out of the University of Arizona. In 135 career minor league appearances (78 starts), he has a 3.91 ERA with 454 strikeouts in 481.0 innings. Since 2011, he has averaged over a strikeout per inning with [...]