0:00
41:19
Army Major David Shannon is executed while asleep in bed. His wife Joan escapes unscathed but doesn’t see the shooter. The crime scene offers few leads until detectives make a bizarre discovery. Keith Morrison reports. Originally aired on NBC on August 12, 2011
More episodes from "Dateline NBC"
Don't miss an episode of “Dateline NBC” and subscribe to it in the GetPodcast app.