Final Seconds — John Lutz; David August

When Millionaire technothriller author Rod Buckner is killed by a sophisticated mail bomb, it's headline-making news. For Will Harper, once the NYPD Bomb Squad's top man, it's personal. Because blown to bits with Buckner was Harper's former partner, Billy Fahey.
Now, Harper's back in the violent, nerve-wracking world wher split-second decisions can mean the difference between life and death. And when more deadly packages are sent - each one more sophisticated and deadly than the last - it becomes clear that a serial terrorist is on the loose.
With uncooperative officials a step ahead of his every move and the killer a terrifying step ahead, Harper hunts a maniacal predator who hides in the dark, perfecting his strategy, waiting to strike again when least expected. As the countdown to another chilling assassination begins, Harper has to stop the clock on a psychopath's explosive plot - before he blows one of the world's most famous women sky high.