extensive coverage of the biggest night in the republican national convention including what's next for the romney campaign and how the democrats are responding to a big night of political fanfare. we'll get into the fact-checking behind the promises. >> absolutely. that works on both sides of the aisle. convention speeches and then the truth. our other big headline, the flooding downpours from what is left now from tropical storm isaac. almost a depression at this point. again, the storm did take a deadly toll. the desperate scenes from louisiana and mississippi. you see with storms like this, it's never just a day of impact. it's what comes a day or two later. just like in katrina when there were levee breaks. now we're seeing awful scenes from suburban new orleans, the flooding, and deaths to report this morning, as well. bodies have been recovered. later this half-hour, sad news from robin roberts' family. our gma host, now on medical leave, makes it home to mississippi just in time to say good-bye to her beloved mother. >> worked with her sister sally