Donald Trump on N.H. primary battle, clashing with Jeb Bush

The latest poll shows Donald Trump holding a double-digit lead on his Republican rivals in New Hampshire. John Kasich, Marco Rubio, Jeb Bush and Ted Cruz are in a race for second. Trump clashed with them and even members of the audience during a GOP debate Saturday. Trump joins "CBS This Morning" from Manchester, New Hampshire, to discuss his campaign and rivals.