David Gergen actually said...

"I think she could lose South Carolina over something like this."

"I think he has waited so late for a lot of voters. Some friend told me a couple days ago, this is like running a marathon, and here is a runner who waits until the sixth mile to get in the race."

"Hillary Clinton has the most to lose from it, in my judgment."

"I think that's going to be a real test for her."