Command Authority

Command Authority is an exhilarating political thriller that explores the shadowy world of covert operations. After discovering the existence of a KGB assassin, code-named Zenith, decades ago, President Jack Ryan, Sr. has been haunted by his inability to find the killer. Now, a new strongman has emerged in Russia, intending to restore the country to its former might, and he'll eliminate anyone who stands in his way. When an old friend of the Ryans is poisoned, Jack Ryan, Jr. and his team must enter an international conflict that spans over thirty years to finish what his father started.