Jeffery Deaver Lot of 3 Thriller Novels The Bodies Left Behind, The Blue Nowhere, The Devil's Teardrop.
The Devil's Teardrop-New Year's Eve, 1999. After an early morning machine-gun attack by a madman man called the Digger leaves dozens dead in the Washington, D.C. subway, the mayor's office receives a message demanding twenty million dollars by midnight or more innocents will die. With the ransom note as the only evidence, Special Agent Margaret Lukas calls upon retired FBI agent and the nation's premiere document examiner Parker Kincaid, to join the manhunt for the Digger...

The Blue Nowhere-From the bestselling author of The Empty Chair comes the suspenseful story of a computer hacker--code-named PHATE--on a Silicon Valley killing spree. Hot on his trail are ex-hacker Wyatt Gillette and Frank Bristol, a grizzled homicide detective who's accustomed to using old-fashioned forensics to track his quarry.

The Bodies Left Behind-When a night-time call to 911 from a secluded Wisconsin vacation house is cut short, offduty deputy Brynn McKenzie leaves her husband and son at the dinner table and drives up to Lake Mondac to investigate. Was it a misdial or an aborted crime report?Brynn stumbles onto a scene of true horror and narrowly escapes from two professional criminals. She and a terrified visitor to the weekend house, Michelle, flee into the woods in a race for their lives.