U.S. hands over Black Hawk helicopter to Afghan air force

Photo taken on Jan. 23, 2018 shows a Black Hawk helicopter during a handover ceremony between the U.S. forces and the Afghan air force in Kandahar Province, south Afghanistan. The U.S. forces planned to hand over 159 military helicopters to the Afghan air force by 2024, an Afghan government official said. (Xinhua/Sanaullah Seiam)