UPDATE: Arrest made in deadly three-vehicle fiery crash on Interstate 15 in Temecula

  TEMECULA - A motorist was killed and another driver was injured yesterday in a fiery three-vehicle collision on Interstate 15 in Temecula. Kevin May, 47, of Fontana was at the wheel of a box truck directly behind a Prius and failed to slow down, causing his vehicle's "front end to collide into the Toyota's rear end,'' according to CHP spokesperson Officer Lassig. May, who was hauling furniture, is suspected of driving under the influence of drugs, Lassig said. He was hospitalized with moderate injuries at Inland Valley Medical Center, and has been arrested on suspicion of driving under the influence, the officer continued. The crash happened about 12:30 p.m. on southbound I-15 between Overland Drive and Rancho California Road, according to the California Highway Pat