Attaullah Khogyani

A car bomb killed at least 26 people at a gathering of Taliban and Afghan armed forces in the eastern city of Nangarhar on Saturday, an official said, as soldiers and militants celebrated an unprecedented Eid ceasefire.

Islamic State beheaded 15 of its own fighters due to infighting in Afghanistan's eastern province of Nangarhar, officials said, while a separate suicide attack on Thursday tore into a crowd in the provincial capital, Jalalabad, killing at least eight, reported Reuters.

Several civilians have been killed in an U.S. airstrike in eastern Afghanistan, local officials said Friday, the latest setback in efforts to bring peace to the war-torn country.

Saaz Wali Shinwari, the district governor of Haska Mina in Nangarhar province, said the raid was carried out by U.S. troops although there was no official confirmation from NATO.

As many as three Afghan civilians were killed early on June 12 when American troops opened fire after their vehicle struck a roadside bomb, an official in eastern Nangarhar province said.

A man and his two sons were killed at their home in Ghani Khel, a district in the south of Nangarhar, on the border with Pakistan, said Attaullah Khogyani, a spokesman for the provincial governor.

The number of Islamic State fighters killed by a massive US bomb in eastern Afghanistan has nearly tripled to at least 90, Afghan officials said today.

The GBU-43/B Massive Ordnance Air Blast bomb — dubbed the “Mother Of All Bombs” — was unleashed in combat for the first time, hitting IS positions in eastern Nangarhar province on Thursday.