"I happen the respect the secretary very much. I hope it's mutual," he said of Clinton.
“I agree with the Des Moines Register, but let’s not blow this out of proportion,” he said.
Clinton countered that she is the strongest candidate.
"I also have a pretty good understanding of how to stop them,” she said.
"A vote in 2002 is not a plan to defeat ISIS.”
"I don't know the status, but I will certainly look into it," she said.
“I am running for the president as a Democrat," the Vermont Independent said.
The crowd booed during the exchange as Clinton and Sanders shouted over each other.
She called Sanders a "self-proclaimed gate-keeper for progressivism."
"I'm not making promises that I cannot keep," Clinton said.