17
Carlos Pena Signs With Astros
Link
chron.com
The Astros, now in the AL, needed a full-time DH. Now they have one. Although, the headline on that link isn't quite true; the Astros have had many DH's in their history in interleague games. The first one was Sean Berry, in this game: http://www.baseball-reference.com/boxes/KCA/KCA199706160.shtml
