At around 10:35 when Sam is on the phone with Dean, there is a police patrol car behind him with lights on. The lights can be seen reflecting off the camera lens.
Look at Sam's jacket.
Not for the first time, Sam says that a suicidal man "hung himself." Works of art are "hung," but people, whether suicides or murder victims, are "hanged." The brothers (or, actually, the writers), with their knowledge of grisly arcana, should know this.