The Taliban pressed ahead with their advances in southern Afghanistan on Tuesday, capturing nine out of 10 districts of the Helmand provincial capital, residents and officials said. Afghan government forces launched airstrikes, backed by the U.S., in a desperate effort to defend the city of Lashkar Gah.

The fall of Lashkar Gah would be a major turning point in the offensive the Taliban have waged over the past months as U.S. and NATO forces complete their pullout from the war-torn country. daynduang It would also be the first provincial capital captured by the Taliban in years.

Residents of the city, speaking to The Associated Press over the telephone, said the fighting has them trapped, hunkered down inside their homes and unable to step out for basic supplies. They said Taliban fighters were out openly in the streets, and that all but one Lashkar Gah district was under Taliban control.

Elite commando units were dispatched from Kabul to aid Afghan forces as the government held on to key government buildings, including the local police and army headquarters.

Majid Akhund, deputy chairman of the Helmand provincial council, confirmed that the Taliban control nine Lashkar Gah districts and also the city's TV and radio station, which had both gone off the air.