A terrifying plan is set into motion as the water supply of American citizens is targeted. Homeland Agent Zack Force is the nation's only hope against a chemical catastrophe–if he can decode their deadly plot in time. PATRIOT STRIKE (A Zack Force Action Thriller—Book 4) is the fourth novel in a new series by thriller author Vin Strong. The series begins with PATRIOT FORCE (book #1). Zack Force is an action thriller you won’t be able to put down. With heart-pounding suspense and unforgettable twists, this series will have you falling in love with a brand-new action hero—and turning pages late into the night. Fans of Vince Flynn, Tom Clancy, and Brad Thor are sure to fall in love with their next favorite action hero. Future books in the series are also available!