Michael Bourn Free-agency holes loom for Astros

Free-agency holes loom for Astros

Posted: Thursday, November 5th 3:17 PM

By: Brian McTaggart (houston.astros.mlb.com)

... k." Valverde led the league in saves in 2007 (for Arizona) and 2008 (for the Astros) and went 4-3 with a 2.33 ERA and 25 saves last season for Houston despite m ...