US carries out defensive strike in Iraq as regional tensions worsen

US forces carried out an air strike on "combatants"  inside a base south of Baghdad used by Iraq's Popular Mobilisation Forces (PMF). 

Four members of the group were killed. 

They were attempting to launch drones that threatened US and allied troops, a defense official said.

 Iraqi police and medical sources said the strike inside a base south of Baghdad used by Iraq's Popular Mobilisation Forces (PMF) killed four members of the group that contains several Iran-aligned armed militias and wounded four others.