Good morning. It’s Friday, July 31st, and this is your briefing from Moneen Daley for The News & Observer. Our week will end with another hot day, so look for a high of 93 degrees and a chance of thunderstorms. In our top story: North Carolina is keeping an eye on Tropical Storm Isaias as it strengthens in the Atlantic Ocean. Forecasts expect the storm to turn into a hurricane over the weekend with the possibility of it grazing the North Carolina coast Monday into Tuesday.