Republican presidential candidate Sen. Marco Rubio, R-Fla., speaks during a rally in Dallas, Wednesday, Jan. 6, 2016.
Republican presidential candidate Sen. Marco Rubio, R-Fla., speaks during a rally in Dallas, Wednesday, Jan. 6, 2016. LM Otero AP
Republican presidential candidate Sen. Marco Rubio, R-Fla., speaks during a rally in Dallas, Wednesday, Jan. 6, 2016. LM Otero AP