Santorum, Paul look past Nevada caucuses

Republican presidential candidate former Pennsylvania Sen. Rick Santorum greets supporters at the First National Bank Exhibition Hall in Loveland, Colo., Saturday, Feb. 4, 2012. (AP Photo/Chris Schneider)
February 4, 2012 8:52:19 PM PST
Rick Santorum said Saturday he wants to "endanger" rival Newt Gingrich while presidential rival Ron Paul claimed to have "reason to be optimistic" heading into Tuesday's contests as both Republican hopefuls peered ahead past the Nevada caucuses that handed both defeat.

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