Dhaka, Oct. 15 -- Clashes broke out Tuesday between Pakistani and Afghan forces in a remote northwestern border area, with Pakistani state media accusing Afghan troops of opening "unprovoked fire" that was repelled.

Pakistani forces responded, reportedly damaging Afghan tanks and military posts, according to Pakistan TV and two security officials who spoke on condition of anonymity. Tahir Ahrar, deputy police spokesperson in Afghanistan's Khost province, confirmed the clashes but provided no additional details.

This marks the second exchange of fire along the long border this week. Pakistani media reported that Afghan forces, along with Pakistani Taliban fighters, attacked a Pakistani post in Kurram district of Khyber Pakhtunkhwa provin...