Defense Secretary Hagel makes unannounced Afghan trip after release of American soldier

Hagel in unannounced Afghan visit after US soldier freed (via AFP)

US Defense Secretary Chuck Hagel arrived in Afghanistan on an unannounced visit Sunday, a US defence official said, following the release of soldier Bowe Bergdahl after five years in Taliban captivity. Hagel arrived at Bagram Airfield, a US-controlled…