PBS NewsHour: How Significant Were Santorum's 3 Victories?

Rick Santorum was projected to move into second place in the GOP nomination delegate count after scoring wins in three states Tuesday. Gwen Ifill and Christina Bellantoni examine the new state of play in the Republican race, then Judy Woodruff and senior Santorum strategist John Brabender discuss his candidate's campaign.

Watch How Significant Were Santorum's 3 Victories? on PBS. See more from PBS NewsHour.