On March 1, 1932, the 20-month old son of the famous aviator Charles Lindbergh and his wife Anne Morrow Lindbergh went missing from his bedroom. The kidnapper or kidnappers left behind a ransom note demanding money for the return of the Lindbergh baby.

The missing baby and the hunt for his kidnapper became the biggest story since the Resurrection.

How could forensic evidence help investigators finally get a conviction in the case?