Source: Texans, hurting at QB, add Keenum

[ESPN]

The Houston Texans, who lost a second quarterback to a season-ending injury Sunday, are signing former quarterback Case Keenum off the St. Louis Rams practice squad to add depth at the position, a league source told ESPN NFL Insider Adam Schefter.

http://espn.go.com/nfl/story/_/id/12031319/houston-texans-hurting-qb-position-signing-case-keenum