Tropical Storm Isaac lashed Haiti early Saturday, bringing gale-force winds and potential flooding threatening hundreds of thousands of residents who are still living in tents following a 2010 earthquake.
Forecasters say there is a risk that Isaac may pose a risk to Tampa, Florida, where the Republican National Convention is due to kick off Monday.
Sunday is the earliest Isaac could build to hurricane strength as it makes its way into the Gulf of Mexico, forecasters said. CNN.com has the complete story. Read More: