Trader of Secrets by Steve Martini

Defense attorney Paul Madriani is drawn into one of the most dangerous cases of his career. When two scientists vanish while developing a revolutionary technology, their disappearance ignites a deadly hunt that stretches from Washington to Mexico City. Caught between intelligence operatives, assassins, and a global conspiracy for power, Madriani must uncover the truth before the world’s most secret weapon falls into the wrong hands — and before he becomes its next target.