Rick Santorum Ends Bid for the White House, Backs Rubio
This article is available to read at the Associated Press Archive Link here: http://www.apnewsarchive.com/2016/Former-Pennsylvania-Sen-Rick-Santorum-says-he-is-suspending-his-second-bid-for-the-White-House/id-876db3b7500345908ff10d74f6e9a3ec