After a teacher vanishes from her home and police make a gruesome discovery at a lake, investigators in a small Texas town are left with more questions than answers. Andrea Canning reports. Andrea Canning and Josh Mankiewicz go behind the scenes of the making of this episode in ‘Talking Dateline’: Listen on Apple: https://apple.co/3BonN8w Listen on Spotify: https://open.spotify.com/episode/0iQ2bNT2hcWm7DSsnZyhpc