Democratic debates: Rumors of a Joe Biden run resurface

Hillary Clinton’s solid performance in the Democratic debate appears to have given her a boost in New Hampshire, a key primary state. New polls show Clinton in a dead heat with senator Bernie Sanders, and both with solid leads over Vice President Joe Biden who hasn’t yet decided whether to run, but one of Biden’s advisors has set off a new round of “Will he or won’t he?” Julianna Goldman reports.