Florida Sen. Marco Rubio is drawing big crowds in New Hampshire, where he's not just eyeing Donald Trump and Ted Cruz, but also hoping to wrap up after a strong showing in Iowa.
The Des Moines Register/Bloomberg poll, considered the "gold standard" of Iowa surveys finds Clinton ahead of Bernie Sanders but within the margin of error. Donald Trump leads Ted Cruz by 5.
While Donald Trump dominates the presidential race in New Hampshire, other Republicans like Jeb Bush, Chris Christie and Marco Rubio fight it out to emerge as the savior of the GOP establishment.
With less than three weeks to go before voting begins, watch for skirmishes to break out at Thursday's Republican debate — from attacks on Donald Trump to establishment candidates vying for position.
National security and terrorism have been a top issue for Republicans, but they have gained even more importance after the Paris and San Bernardino, Calif., attacks.