Tom Stanley : The late evening presidential debate comes at a critical time . Republicans still tell pollsters that they think Mitt is the most electable candidate . He says Santorum is threatening to replace Romney as the front - runner in the race . He says while Santorum is liked by GOP voters , many of them have doubts about Romney . Stanley : Look for Romney to try to adopt a positive , populist tone .
Tom Stanley : The late evening presidential debate comes at a critical time . He says Santorum is threatening to replace Romney as the front - runner in the race . He says while Santorum is liked by GOP voters , many of them have doubts about Romney . Stanley : Look for Romney to try to adopt a positive , populist tone .