MIAMI — Republican senator Marco Rubio is expected to announce Monday that he will run for president in 2016.
Rubio is expected to make the announcement from his hometown of Miami.
Rubio could be facing another Floridian, his one-time mentor Jeb Bush.
But so far, only two other Republicans have announced: Senators Rand Paul from Kentucky and Ted Cruz of Texas.
Democrat Hillary Rodham Clinton officially announced her candidacy Sunday.