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Smiley Face Killers: Brian Welzien's Body Was Never Tested for GHB (Season 1, Episode 4)

Brian Welzien's blood alcohol level was just above intoxication, but witnesses say they saw him violently sick that night.

More Season 1 / Episode 4

02:16

Preview Smiley Face Killers: Brian Welzien's Body Was Never Tested for GHB (Season 1, Episode 4)
03:08

Show Highlight Smiley Face Killers: Forensic Pathologist Believes Brian Welzien Was Murdered (Season 1, Episode 4)
01:28

Exclusive Smiley Face Killers Bonus: Brian Welzien's Mother Speaks About Coping with Her Son's Death (Season 1, Episode 4)
01:35

Exclusive Smiley Face Killers Bonus: Retired NYPD Detectives Examine Brian Welzien's Autopsy Report (Season 1, Episode 4)
02:11

Exclusive Smiley Face Killers Bonus: Bobby Chacon Looks at Evidence in Potential Smiley Face Killers Cases (Season 1, Episode 4)
01:56

Preview Smiley Face Killers: Gary Police Officer Talks to Retired NYPD Detectives (Season 1, Episode 4)
01:44

Preview Smiley Face Killers: Brian Welzien's Mother Recounts the Day She Learned of Her Son's Death (Season 1, Episode 4)