Documentary Calls News Today

>> reporter: any time. >> mitt romney says that the delegate math riewp proves he is the only one who can win. but rick santorum doesnt think mitt can close the deal. senator santorum is live on the campaign trail, coming up. a new documentary calls for black americans to join the conservative movement. >> when people find out im a conservative, i get a lot of hate mail and i get called a sellout and uncle tom. we will talk to the man behind this documentary, a little bit later in the show. ng t...