SummerFest PHOTOS: SummerFest Heads To Wilmington, Delaware June 22, 2018 / 10:07 PM EDT / CBS News Credit: (CBS3) summerfest Credit: (CBS3) summerfest Credit: (CBS3) summerfest Credit: (CBS3) summerfest Credit: (CBS3) summerfest Credit: (CBS3) summerfest Credit: (Mike Purzycki)