A spokesman for the US Forces in Afghanistan detailed the strike on Wednesday,
If all goes to plan a peace accord is due to be signed at the end of the week in Qatar where the Taliban have a political office.
While robots are becoming increasingly commonplace in Japan and China, they are unusual in Afghanistan
Trump met Afghan President Ashraf Ghani and addressed U.S. troops, telling them that America was “substantially” reducing its military presence in the country.
After decades of conflict and instability, around 2.5 million Afghans have sought asylum overseas, many of them in Europe. But the war torn country is also a destination for refugees fleeing neighbouring states, including Pakistan and Iran.
Afghanistan's presidential election turnout is unofficially estimated at 20 percent amid fears the Taliban kept many away from polling stations.
At least 35 people at wedding party killed during Afghan army raid - officials
In the first half of the year, foreign and government forces killed 717 civilians, while anti-government elements (including Taliban) caused 531 deaths, the UN said.
A Taliban attack on a government security compound in central Afghanistan on Sunday killed at least eight security personnel, six civilians and wounded more than 180, officials said, as rival Afghan groups met in Qatar to discuss peace.
Afghans have taken to social media to condemn the fatal shooting of a former television journalist and parliamentary advisor.
At least 20 people were killed by flash floods in southern Afghanistan's Kandahar province, the UN said Saturday, as heavy rains swept away homes and vehicles.