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US Senator John McCain looks on during a meeting with Afghan Chief Executive Officer Abdullah Abdullah at the Sapedar Palace in Kabul on December 25, 2014. Mccain met with Afghanistan's CEO Abdullah Abdullah in Kabul on December 25, less than a week before the December 31 end of NATO's combat mission in the country. NATO-led US troops are wrapping up their mission in Afghanistan after 13 years, but about 12,500 NATO troops -- most of them from the US -- will stay in Afghanistan into next year on a follow-up mission to support the national security forces.
US Senator John McCain looks on during a meeting with Afghan Chief Executive Officer Abdullah Abdullah at the Sapedar Palace in Kabul on December 25, 2014. Mccain met with Afghanistan's CEO Abdullah Abdullah in Kabul on December 25, less than a week before the December 31 end of NATO's combat mission in the country. NATO-led US troops are wrapping up their mission in Afghanistan after 13 years, but about 12,500 NATO troops -- most of them from the US -- will stay in Afghanistan into next year on a follow-up mission to support the national security forces.

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Senator John McCain comments on the two al Qaeda hostages killed by a U.S. drone strike. He speaks with CNN's Dana Bash.

McCain: We rely on drones too much in many areas

Senator John McCain comments on the two al Qaeda hostages killed by a U.S. drone strike. He speaks with CNN's Dana Bash.