A brush fire that began Sunday on the south side of the border with Mexico and crossed into the United States has been contained, county fire officials said.
The fire, dubbed the Border 10 Fire, was burning in the area east of the Otay port of entry, according to Cal Fire San Diego.
It expanded into San Diego at about 4 p.m. and burned about 20 acres as of 4:50 p.m.
At 5:20 p.m., Cal Fire reported that the forward rate of spread had been stopped.
Air and ground resources are now working on mop-up operations and containment.
There are no structures in the area.