The Bishop (Patrick Bowers Files Series #4)

FBI Special Agent Patrick Bowers's cutting-edge investigative techniques and impeccable logic are about to be pushed to the limit. Killers are on a bloody murder spree throughout the Northeast, with each crime a model of deadly perfection. With nothing to link the crimes to each other, Agent Bowers faces his most difficult case yet- even as the killers hone their craft with every death...