KABUL, Aug 8 (CGTN) - U.S. President Joe Biden has ordered B-52 bombers and Spectre gunships to target Taliban positions in Afghanistan as the militants advance towards key cities, local TV channel Tolo News reported on Saturday.

U.S. B-52 Stratofortress bombers launched airstrikes on the Taliban forces in Sheberghan, the capital city of Jawzjan province in northern Afghanistan, Afghan Defense Ministry spokesperson Fawad Aman said.

On Saturday, the Taliban announced that they have seized the southwestern province of Nimruz and the northern province of Jawzjan.