A brush fire that erupted in Livermore near Tracy Thursday afternoon exploded to over 260 acres and jumped I-580, according to Cal Fire officials. KRON4's Stephanie Rothman reports. Read more here:

Firefighters on Thursday were battling a brush fire burning outside Tracy. The blaze is burning in the area of Midway and Patterson Pass roads on the eastern edge of Alameda County, Cal Fire said. At least 150 acres have burned, with 0% containment.

The Midway Fire broke out at 2:51 p.m. Thursday near Patterson Pass Road and Midway Road in Alameda County south of the Altamont Pass, according to Cal Fire.