The SFMTA releasing the video from September 24 in response to a public records request. It happened at approximately 8:37 a.m., the height of the morning rush hour commute, the train packed. A two-car North Judah light rail train was traveling inbound toward downtown. The shocking moments as the train was exiting the Sunset Tunnel near Duboce Park. Several passengers fell due to the sudden motion. The train did not derail.