who knows what

"Is it out of reach? I think so. But who knows what this Chelsea side can do?"

"We're not on that scale, but who knows what's coming?"

If Trump doesn’t like the state or the people who are running the state, who knows what he’ll try to do against them?

“But if you kick them out, who knows what’s going to happen?”

"If this would've happened in the air, I don't think we would be telling this story at all, because who knows what that would've been like," she said.