US forces conducted air and ground strikes against a suspected meeting of Al-Qaeda militants south of Baghdad on Monday, killing 18 of them, the military said.
"Coalition forces conducted air strikes on a known Al-Qaeda meeting location south of Baghdad that killed 15 terrorists," the military said.
"Later in the operation, ground forces killed three terrorists loading a vehicle carrying an anti-aircraft weapon."
Seven other suspected militants believed responsible for kidnappings or helping to bring in foreign fighters were detained, the military added.
The raid also uncovered several weapons caches and a second anti-aircraft gun.
Another individual was detained in a separate raid north of Baghdad, near Taji.