Matter of the Deserted Airliner

Unicorn Airlines Flight 739 with no pilot, no crew, and no passengers lands at Anchorage International Airport. As the authorities are wondering what happened, a ransom demand is made for the passengers: $25 million in diamonds. Chief of Detectives for the Sandersonville, North Carolina, Police Department, Captain Heinz Noonan, is visiting his in-laws in Anchorage when he is called onto the case. ...