Republican debate targets Rubio days before New Hampshire primary
"He simply does not have the experience to be president" Christie said of Rubio. "We've watched it happen, everybody, for the last seven years," he added, referring to US President Barack Obama.
Republican U.S. presidential candidate U.S. Senator Marco Rubio speaks as businessman and rival candidate Donald Trump (R) listens during the Republican U.S. presidential candidates debate sponsored by ABC News at Saint Anselm College in Manchester, New Hampshire February 6, 2016(photo credit: CARLO ALLEGRI/REUTERS)ByREUTERSUpdated: