6 books • 3 series
Book #1: Men in Blue
Book #2: Special Operations
Book #3: The Victim
Book #4: The Witness
Book #6: The Murderers
Book #1: Top Secret
Book #2: The Assassination Option
Book #4: Death at Nuremberg
Book #2: The Hostage
Book #3: The Hunters
Book #7: Covert Warriors