Photo Gallery: Hurrricane Isaac 42/70

Lifeguard Duane Gonzalez takes down the red warning flag on a beach in Tampa, Fla., Sunday, Aug. 26, 2012.  Some rain and winds from Tropical Storm Isaac are beginning to reach Tampa where the Republican National Convention has postponed the start of their meeting because of the approaching storm. (AP Photo/Dave Martin) ORG XMIT: FLDM101