He jumped ship before it sank. 

Via Fox: 

The campaign manager of a Democrat seeking a U.S. House seat in upstate New York quit the campaign Tuesday, after a video showed the candidate saying she wouldn't publicly endorse a ban on certain firearms -- for fear that she’d lose the election.

Mike Szustak, who since April had run the campaign of candidate Tedra Cobb, told the Watertown Daily Times that he’s no longer part of Cobb's bid to unseat Republican incumbent Elise Stefanik in New York's 21st Congressional District.

The departure follows revelations that Cobb won’t publicly state that she favors banning assault rifles. The video was first revealed by the Washington Free Beacon. Fox News also reported on the video.

"When I was at this thing today, it was the first table I was at, a woman said, ‘How do you feel about assault rifles?' And I said they should be banned," Cobb is heard telling a group of teens in the video.

"And I said, you know, people were getting up to go, to go get their lunch because it was a buffet, and I just said to her, 'I want you to know, Cindy, I cannot say that,” she added.

Read more here.