S1, E101: Dr. Ramsland interviews Elmer Wayne Henley, the sole survivor of the 1973 Houston mass murders, to unravel his chilling journey from manipulated teen to convicted killer.

S1, E101: Dr. Ramsland interviews Elmer Wayne Henley, the sole survivor of the 1973 Houston mass murders, to unravel his chilling journey from manipulated teen to convicted killer.