At least four people were killed and several others were injured early Sunday when a gunman opened fire at a Waffle House in Nashville, Tenn., police said. The alleged gunman, Travis Reinking, 29, began shooting at patrons around 3:25 a.m. Sunday at the Waffle House, located about 16 miles southeast of downtown Nashville, before fleeing the scene, Metro Nashville police said. Authorities had initially said Reinking was a person of interest, but later said he has been identified as a suspect. "If you see a nude guy walking around this morning call the police department," Don Aaron of the Metro...