working class. but the fact that president obama's approval ratings are still so low, below 50%, and the fact that people don't think he is doing a good job handling the economy, that's why this is such a close race. rob, paula, no surprise there. been a close race for a couple months. probably be a close race after the conventions in two weeks. >> nail biter until november. that's for sure. >> all right. thank you to abc karen travers reporting live from tampa. thank you, karen. >> be sure to stay with abc news, we cover the rnc, diane sawyer and george stephanopoulos will anchor coverage tuesday through thursday this week starting at 10:00 p.m. eastern. a big, big week ahead. millions of people along a broad section of the gulf coast are watching isaac's every move. >> that's for sure. our coverage continues with accu-weather meteorologist jim dickey. good morning, jim. >> good morning, rob, paula. isaac continues to show signs of strengthening, moving into the warm waters of gulf of mexico. you see the brighter colors, cooler, taller cloud tops. strong thunderstorms.