Kabul: Twenty two militants have been killed in joint military operations in Afghanistan in the last 24 hours, the interior ministry said Sunday. "Afghan National Security Forces (ANSF) and the NATO-led ISAF coalition troops carried out several cleanup operations in the surrounding areas of Uruzgan, Kandahar, Ghazni and Herat provinces over the past 24 hours, killing 22 armed Taliban insurgents," Xinhua quoted the ministry as saying in a statement. They also seized weapons and explosive materials, the statement added without saying if there were any casualties among the Afghan and NATO-led troops.