Afghan forces retake Tabar valley in Sari Pul, Afghanistan

Afghan security force personnels stand guard in Tabar valley of Sari Pul province, Afghanistan, Dec. 18, 2017. Afghan forces regained control of the strategically important Tabar valley in the northern Sari Pul province, forcing Taliban militants to flee, police spokesman in the northern region Sayed Sarwar Hussaini said Monday.(Xinhua/Mohammad Jan Aria)