"… "helped keep Romney competitive," especially between April, when GOP rival Rick Santorum dropped out of the presidential primary race, and the Republican National …"

"… o a group run by fellow GOP presidential also-ran Herman Cain. Republican Rick Santorum's presidential committee still owes NASCAR auto racing team Front Row …"

"… ial support when he dropped out of the race.  Meanwhile, former Sen. Rick Santorum's cash-poor campaign was also substantially aided a super PAC called …"

"… presidential candidates, from the recent — Republicans Newt Gingrich and Rick Santorum — to those from campains of yore, such as Democrats John Edwards and Al …"

"… r fundraisers. Recent presidential candidates including Newt Gingrich and Rick Santorum operated nonprofit organizations prior to launching their campaigns. Paul …"

"… does today, owing creditors about $567,000. 6.) Former Sen. Rick Santorum, R-Pa. Election year: 2012 Debt: $619,629 The back story: Like Gingrich …"