Article Photos: Isaac becomes Category 1 hurricane near Gulf Coast 4/70

Waves pound the boardwalk, the Malecon, during the passing of Tropical Storm Isaac in Havana Cuba, Sunday, Aug. 26, 2012. The hurricane center said the storm, which was swirling north of the central coast of Cuba in the pre-dawn hours, was expected to be near or over the Florida Keys sometime later Sunday or Sunday night. (AP Photo/Ramon Espinosa) ORG XMIT: XRE101