CBS San Francisco Bay AreaFirefighters Responding To Two-Alarm Fire On Union StreetSFGateSAN FRANCISCO (BCN). Firefighters are responding to a two-alarm fire in San Francisco, the fire department reported. Fire officials reported the second alarm in 659 Union Street at about 7:37 p.m. this evening. No further information is available at ...Firefighters battling 4-alarm fire in North BeachSFBayall 12 news articles »