Article Photos: Isaac becomes Category 1 hurricane near Gulf Coast 57/70

A motorist drives through a flooded street on Tuesday, Aug. 28, 2012, in Bay St. Louis, Miss.  The U.S. National Hurricane Center in Miami said Isaac became a Category 1 hurricane Tuesday with winds of 75 mph. It could get stronger by the time it's expected to reach the swampy coast of southeast Louisiana. (AP Photo/John Bazemore) ORG XMIT: MSJB105