CATEGORY
Obama nominates Jeh Johnson as next secretary of Homeland Security
PM Nawaz kicks off his four-day visit to US
Iran, six world powers begin fresh nuclear talks in Geneva
NSA spying on email accounts, contact lists
Taliban to step up fight if US-Afghan security deal is signed: Mullah Omer
India seizes US ship, detains crew members
Dobbins, Aziz discuss agenda of Nawaz-Obama meeting, Afghanistan situation
NSA authorized to continue to conduct surveillance on phone calls
North Korea urges US to stop military drills; warns of retaliatory strikes
Malala meets Obama; expresses concerns over drones
