PBS NewsHour: If Romney Loses Michigan, 'All Bets Are Off'

Ahead of crucial primaries in Michigan and Arizona, GOP hopeful Mitt Romney focused on federal spending while Rick Santorum said religion should play a wider role in public policy. Gwen Ifill discusses the state of the GOP primary battle with USA Today's Susan Page and The Rothenberg Political Report's Stuart Rothenberg.

Watch If Romney Loses Michigan, 'All Bets Are Off' on PBS. See more from PBS NewsHour.