S1, E4: Eyewitness Video Documents A Serious Case Of Road Rage Following Behind A White Van Driving Dangerously And Erratically Down A Highway A Man Confronts An Armed Robber On A Train In Chicago And Enlists Help From Other Train Passengers To Disable The Perpetrators Weapon A Woman Livestreaming Her Night Out Online Crosses The Line With A Friend Leading To Her Arrest For Assault