 Cloudy skies this morning. It is 77 in Georgetown, 77 in Rehoboth Beach, and 75 in Dover at 7 o'clock. Good morning. Good morning. 39-year-old J.D. Vance is officially Donald Trump's running mate. What did his speech at the Republican National Convention tell us about the future of the GOP? That's in this hour of Morning Edition from NPR News.