The device that exploded last week at a LASD facility and killed three detectives was a grenade, ABC News sources confirmed.
Upon inspection of the suspicious package with a "methane/rotten egg smell," bomb squad officers found it contained close to 20 pounds of rotting fruit.
Wiener last week criticized what he called "homophobic" comments by conservative pundit Charlie Kirk and U.S. Rep. Marjorie Taylor Green, R-Georgia, that accused the San Francisco politician of being in favor of "mutilating children" and being a "communist groomer."
Caltrain is working to get the train system back to schedule.
Three people were arrested for allegedly igniting a car fire following an attempted car bombing in Southern California. The whole incident was captured on surveillance video.
A suspicious device found near a federal building in downtown Oakland is being called a hoax, according to the Alameda County Sheriff's Office.