The results were a stunning turnaround for the pro-life and pro-family Santorum, who had trailed badly in polls earlier last year before shooting to the top of the pack in recent days.
Dr. Paul, an Air Force flight surgeon and 12-term Congressman from Texas, is by trade an OB-GYN who says he has personally delivered more than 4,000 babies.
In a recent statement explaining his new decision to sign the pledge, Cain said he would do “everything that a President can do constitutionally to advance the culture of life.”
The announcement came days after the candidate raised controversy with statements during an interview that appeared to indicate that he supported a pro-choice position on abortion in some cases.
“If we can get the necessary support and it comes to my desk I’ll sign it. That’s all I can do. I will sign it,” Cain said about a pro-life Constitutional amendment.
“Gov. Romney has consistently said that gay adoption should be assessed on a state-by-state basis--not at the federal level,” said Romney's campaign spokesman Ryan Willliams.
“We are delighted with the poll results. Mr. Cain’s message of common-sense solutions is clearly resonating with the American people,” said Cain spokesman J.D. Gordon.
Speaking at this year’s Values Voter Summit, surging Republican presidential candidate Herman Cain stressed his “no exceptions” anti-abortion position and his commitment to traditional marriage.