Romney, Santorum trade barbs over former senator (AP)

[unable to retrieve full-text content]AP - Republicans Rick Santorum and Mitt Romney are sparring over Santorum's support for his former Senate colleague, Arlen Specter of Pennsylvania.

Source: http://us.rd.yahoo.com/dailynews/rss/gop/*http%3A//news.yahoo.com/s/ap/20120223/ap_on_el_pr/us_gop_debate_specter

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