In his opening remarks at the hearing, Mr. King said he was "deeply worried about the future of our democracy."
"I believe they still should have contacted at least the chairs and the ranking members of the intelligence committee," said Sen. Angus S. King Jr., a Maine independent who sits on the intelligence committee. "I think there is something between notification of the whole Congress and no notification that they should have done. I think that if you press the White House, they'll concede that they would have done that. But one of the reasons that was mentioned was that it had been communicated to them in a credible way that if word of these negotiations leaked out, there was a possibility he would be killed."