Iraq’s prime minister announces the start of a new initiative to end violence in the capital.
Those who remain in custody were accused of planting roadside bombs, the statement said.
That mission also targeted people involved in bomb-making.
Two more US soldiers have meanwhile died in separate incidents in Baghdad and western Iraq, the US military said on Sunday.
One soldier died on Saturday from small arms fire in a southwestern section of Baghdad, the military said in a statement. Another soldier died on Friday from combat wounds sustained in Iraq‘s volatile western Anbar province.
Both names were withheld pending family notification.