Trump and his surrogates are fanning out across New Hampshire.
Carson blamed the mishap on back-stage audio problems.
"I just found that out five minutes ago.”
Trump fired back against an article in The Washington Post.
"Sometimes, you know, these rules need to apply to everybody," she said.
Clinton contrasted Sanders with a former rival, then-Sen. Barack Obama in 2008.
Sanders also pointed to his vote against the Iraq War.
“You can’t trust Senator Rubio to be the nominee of this party," Christie said.
Trump was picked as the winner by 65 percent in a Time poll.
"ObamaCare was not an accident. Dodd-Frank was not an accident."