Oct 25 (Reuters) - Following are security and other developments in Iraq as of 1015 GMT on Wednesday: BAGHDAD - A raid backed by U.S. air strikes killed four people and wounded 20 in Shi'ite Sadr City district of Baghdad, the government said, in an operation the U.S. military said was targeted at a death squad commander. BAGHDAD - U.S. forces killed 12 people they said were insurgents preparing to plant a roadside bomb in the western city of Ramadi, the U.S. military said on Wednesday. It said the suspected insurgents were travelling in a car that was destroyed on Tuesday with "precision munitions".
