Originally Posted by
Trebuchet
A pardon might, in fact, decrease Flynn's fifth amendment protection and allow him to be compelled to testify.
Trump responded to a reporter's question this morning by saying he wasn't going to fire Mueller.
....because he cannot.
He can however fire Rod Rosenstein, appoint a compliant successor who will then fire Mueller. He might even be able to apply enough pressure to Rosenstein to persuade him to fore Mueller.