Astros call up Armando Galarraga
Updated: July 28, 2012, 11:28 PM ETAssociated Press
The Astros purchased Galarraga's contract from Triple-A Oklahoma City. Houston also claimed infielder-outfielder Steve Pearce off waivers from the Baltimore Orioles. Pearce will join the team on Sunday.
Copyright 2012 by The Associated Press
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