Video: The three races to watch on Super Tuesday

Twelve states (and one territory), seven candidates and two parties. It's a lot for one day. So we're breaking it down for you: here are the three (okay, four) most important states to watch on March 1.
Up Next
Twelve states (and one territory), seven candidates and two parties. It's a lot for one day. So we're breaking it down for you: here are the three (okay, four) most important states to watch on March 1.