"Bloodless" by Preston & Child (Agent Pendergast series, Volume 20)

A fabulous heist:On the evening of November 24, 1971, D. B. Cooper hijacked Flight 305—Portland to Seattle—with a fake bomb, collected a ransom of $200,000, and then parachuted from the rear of the plane, disappearing into the night…and into history.A brutal crime steeped in legend and malevolence:Fifty years later, Agent Pendergast takes on a bizarre and gruesome case: in the ghost-haunted city of Savannah, Georgia, bodies are found with no blood left in their veins—sowing panic and reviving whispered tales of the infamous Savannah Vampire.