On November 22, 1963, Vice President Lyndon B. Johnson faced one of the most painful and tragic events in American history—the assassination of John F. Kennedy. In that moment of chaos, with a nation in shock, Johnson became president. From the first crack of gunfire to a frenzied return to Washington, The Kennedy Assassination—24 Hours After details the first day of Johnson’s presidency. Based on scrupulous research and new archival sources, this gripping narrative sheds new and often surprising light on one of the most written-about events of the twentieth century.