Florida Sen. Marco Rubio fires chief of staff

WASHINGTON — Florida Sen. Marco Rubio announced that he fired his chief of staff after getting reports of "improper conduct" with subordinate staffers.The statement from Rubio's office was released Saturday evening. His office did not respond to requests for details on Sunday."I had sufficient evidence to conclude that while employed by this office, my Chief of Staff had violated office policies regarding proper relations between a supervisor and their subordinates. I further concluded tha