Chris Coons actually said...

"I would put the final nail in the coffin."

"You expressed a view at the time that a President can fire at will a prosecutor criminally investigating him. Is that still your view?"

"a key way to ensure that no one is or should be above the law is to ensure that the President is not above the law by preventing him from firing someone appointed to investigate him."

"the rule of law requires that those who are governed and those who govern both be bound by the law."