What does his fanatical following really represent?
Republican rivals try to stop the "inevitable" Romney.
Santorum challenges conventional wisdom in the Granite State.
Rick Santorum scores a historic triumph in Iowa.
Will Santorum's surge vindicate the power of prayer?
Santorum makes his case as the man to beat Romney -- and Obama.
Bizarre developments in the Iowa caucus campaign.
Another poll indicates Santorum surging in the Hawkeye State.
Mitt Romney plays it safe in the Hawkeye State.
Santorum aims for surprise in next week's Iowa caucuses.