"A world view that elevates the earth above man”

Asked how about the prospect of a late entry into the Republican race, Gingrich noted that it had happened in 1964 when “the establishment got terrified of Goldwater,” referring to Senator Barry Goldwater of Arizona.

“They recruited Bill Scranton, the governor of Pennsylvania, at the last minute,” Gingrich said. Goldwater won the Republican Party’s nomination in San Francisco and lost the 1964 election to Democratic President Lyndon Johnson.

U.S. Representative Ron Paul of Texas, the fourth remaining Republican presidential contender, criticized Santorum -- who stresses his opposition to abortion and gay marriage -- for wanting to “control people’s social lives.”

Read More | "Santorum Says Obama Policy 'Elevates the Earth Above Man'" | David Lerman | Bloomberg Businessweek