The Death Watcher by Chris Carter in Paperback

 

When Dr. Carolyn Hove, the LA Chief Medical Examiner, comes across some puzzling discrepancies during a routine autopsy, she enlists the help of Detective Robert Hunter of the LAPD Ultra Violent Crimes Unit. It turns out that the seemingly straightforward hit-and-run was anything but, with evidence of severe torture prior to the victim's death. But this is only the beginning, as Hunter and his partner Carlos Garcia find themselves on the trail of a twisted killer who has operated under the radar, masking their murders as accidents. As the body count rises and the investigation hits a dead end, Hunter and Garcia must find a way to uncover the truth and put a stop to the killer's deadly game. But with no clear motives and no physical evidence, the case becomes a race against time. Can they catch a killer who leaves no trace? Can they stop a killer who seems to be invisible? The challenge intensifies as they realize they may be dealing with a ghost - a killer who may not even