Thin Blue Line

Bestselling author Gary J. Rose is back with his sixth Special Agent Jeannie Loomis novel, The Thin Blue Line.
Someone is making a game out of killing cops in the San Francisco bay area. With a city already out of control due to liberal politics, the citizens, including law enforcement, are on high alert knowing a serial killer is among them. When one of Loomis's own FBI agents is killed, the FBI is requested to take over the investigation. As Jeannie and her team search for the bay area killer, she is requested by the San Jose Police Department who has their own cannibalistic killer on the loose.
As Ismail Flores, Loomis's second in command is becoming frustrated with the lack of a big in his cop killer investigation, more elderly citizens are being butchered by killer in San Jose nicknamed the Mutilator by the mainstream media.
The suspect appears to know that area and residence of his kills and his ritual slaughter and unique weapon has Jeannie puzzled.