LAS VEGAS—The Las Vegas Raiders released Henry Ruggs III just hours before the promising young receiver faced an initial court appearance on multiple felony charges after a fiery predawn vehicle crash that left a woman dead and Ruggs and his female passenger injured. The 22-year-old Ruggs and his passenger were hospitalized with unspecified injuries that police said did not appear life-threatening after the Chevrolet Corvette he was driving slammed at high speed into the rear of a Toyota Rav4 on a busy thoroughfare in a residential area several miles west of the Las Vegas Strip about 3:40 a.m. on Tuesday. The Toyota burst into flames and the driver and her dog died, police said. The woman was not immediately identified. Ruggs “showed signs of impairment,” police said in a statement that did not identify the woman who died, the injuries that Ruggs or his passenger received, or name Ruggs’ passenger, …