Romney, Santorum Clash Over Conservative Values, Earmarks

Aired: 2/23/2012 | 0:06:02 | Clip
GOP contenders Mitt Romney and Rick Santorum traded repeated blows at a debate Wednesday night in Mesa, Ariz., criticizing each other on conservative beliefs, use of federal earmarks and education reform. Judy Woodruff reports on the Republican candidates' campaign tactics ahead of primaries in Arizona and Michigan.

SHARE