Sen. Marco Rubio, R-Fla., delivers a speech during the annual Conservative Political Action Conference in February in Washington. Win McNamee/Getty Images hide caption

toggle caption Win McNamee/Getty Images

Sen. Mitch McConnell doubts President Obama will adopt Republican views so the GOP must keep the president from being re-elected, he said.  Manuel Balce Ceneta/AP Photo hide caption

toggle caption Manuel Balce Ceneta/AP Photo

NPR thanks our sponsors

Become an NPR sponsor