FILE - In this Oct. 26, 2011 file photo, House Budget Committee Chairman Rep. Paul Ryan, R-Wis., speaks at the Heritage Foundation in Washington. There are plenty of reasons for Mitt Romney to pop the question to Paul Ryan: The whip smart congressman is from a swing state, stands as his party?s leading voice on the nation?s budget and is the rare member of the GOP establishment who is also beloved by the tea party. (AP Photo/Jacquelyn Martin, File)