By TOBY STERLING A U.S. photographer won the top prize in the World Press Photo competition Friday with an image of a police officer searching a debris-strewn home to ensure evicted residents had left after a mortgage foreclosure.Anthony Suau's winning photo for Time magazine shows the officer, handgun drawn, peering into an open doorway inside the house, which is filled with overturned furniture and boxes.The image, shot in Cleveland, Ohio on March 26, illustrates the economic crisis that began with the U.S.