The kill zone / David Hagberg.

Enhanced descriptions from Syndetics:

From the USA Today bestselling author of Joshua's Hammer The President of the United States has appointed Kirk McGarvey interim director of the CIA while his nomination winds its way through Congressional hearings. But what should have been the culmination of McGarvey's career, has activated a twenty-year-old Russian plot sponsored by his former archenemy, General Baranov. Now, McGarvey is in the Kill Zone. He finds himself part of a plot that does know the Cold War is over, a plot that comes at McGarvey full throttle - from the grave of an enemy McGarvey had buried decades before.Step by inexorable step, the assassin-a sleeper agent for all these years-is awakened from a holding state of mind. Brainwashed by KGB doctors to pull the trigger, the killer has unknowingly waited for a signal that has finally arrived.And as the story races toward its breathtaking climax, it's becoming clearer to McGarvey and his associates that the killer is someone within his inner circle.A colleague or a friend.Somebody very close.Is there anyone McGarvey can trust when trust itself can kill him?