NEAR LATIFIYA, Iraq (Reuters) - U.S. and Iraqi forces seized nine suspected insurgents in overnight raids on the lawless town of Latifiya, south of Baghdad, U.S. officers said on Saturday. It was the latest in a series of operations code-named Operation Plymouth Rock, launched four days ago by U.S. Marines in a cluster of towns along the Euphrates river that have become popularly known as the "triangle of death." A further arrest was made further north, officers said. Iraqi police commandos from the nearby city of Hilla formed the bulk of the 200-strong force in six raids in Latifiya coordinated...