San Francisco Fire Department paramedics responding to Bayshore Boulevard and Sunnydale Avenue at 1:32 a.m. pronounced the man dead at the scene.
The name of the victim has not yet been released.
MUNI says the man was killed after riding in between two train cars
Weather-related problems caused the transit operator to shut down the underground line from West Portal to Embarcadero, forcing passengers to find an alternative means to get downtown.
The advocacy group, "San Francisco Transit Riders," on Monday is formally calling for a network of rapid San Francisco Municipal Transportation Agency routes allowing any part of San Francisco to be accessible via Muni in 30 minutes or less.
A muni bus driver was randomly attacked by a group of boys with a paintball gun, according to San Francisco Police.
Authorities are searching for a serial groper who has attacked women riding Muni. Leigh Martinez reports.
San Francisco police are investigating a shooting on a Municipal Railway line in the Dogpatch neighborhood this afternoon.
A group of residents and merchants along San Francisco's busy Van Ness Avenue want to block the city's plan to enable city buses to travel more quickly through their neighborhood.