BETHEL PARK, Pa. (AP) — A series of Snapchat videos posted by one of three young people killed in an SUV crash shows them drinking in the vehicle beforehand and passing around a vodka bottle, police said. A fourth person in the vehicle was critically injured. Police in Bethel Park, in suburban Pittsburgh, have been examining an 8-minute compilation of the videos that an unnamed friend of one victim, 23-year-old Bianca Herwig, of McDonald, posted on YouTube.