Former President Bill Clinton to start campaigning for Hillary in Iowa. CNNs Randi Kaye reports.\r
\r
Roland Martin, John Avlon, Reihan Salam and CNNs Erin Burnett discuss former President Bill Clinton hitting the campaign trail to stump for President Barack .\r
\r
Bill Clinton hits the campaign trail clintons to campaign together in lowa this weekend.\r
\r
Tamron Hall: Bill Clinton hits the campaign trail NBCs Mark Murray talks about Fmr. Pres. Bill Clinton attending an event for Democratic Senate contender Alison .
