"Jack Ryan, Jr. is the one man who can prevent a second Korean War in the latest thrilling entry in the #1 New York Times bestselling series"-- When the leader of North Korea is catastrophically injured, his incapacitation inadvertently triggers a "dead-man's switch," activating an army of sleeper agents in South Korea and precipitating a struggle for succession. Jack Ryan, Jr. is in Seoul to interview a potential addition to the Campus. When a wave...