Bloomberg notes Mitt Romney will continue to feel Rick Santorum’s presence on the campaign trail as the former senator “spent much of the last four months portraying Romney as a phony while offering himself as the candidate who best understood the needs of the lower middle-class. Democrats already have recycled some of his material, seeking to portray Romney as an out-of-touch elitist.”

Think Progress compiles the top 10 best Santorum hits on Romney.
Taegan Goddard’s Political Wire