Sen. Marco Rubio, R-Fla., speaks on Capitol Hill in Washington on Wednesday, July 13, 2016, during a subcommittee hearing about the Zika virus. Rubio comfortably leads Democratic challengers in a new Quinnipiac poll.
Sen. Marco Rubio, R-Fla., speaks on Capitol Hill in Washington on Wednesday, July 13, 2016, during a subcommittee hearing about the Zika virus. Rubio comfortably leads Democratic challengers in a new Quinnipiac poll. Manuel Balce Ceneta AP
Sen. Marco Rubio, R-Fla., speaks on Capitol Hill in Washington on Wednesday, July 13, 2016, during a subcommittee hearing about the Zika virus. Rubio comfortably leads Democratic challengers in a new Quinnipiac poll. Manuel Balce Ceneta AP