4. Victims of a fire in a residential building in the Sunnydale area, San Francisco.

Four people were displaced by a fire at an apartment building in San Francisco’s Sunnydale neighborhood early Saturday morning.

Firefighters were called to a two-story building in the 0-100 block of Brookdale Avenue at 2 a.m., according to a statement from the San Francisco Fire Department posted on Twitter.

There were no reports of casualties in connection with the fire, localized around 2:21.

The Northern California Red Cross provides assistance to internally displaced people.

The reason is being clarified.