[Updated 8:19 p.m.] Firefighters have contained the brush fire. No structures were burned, and crews will be on scene to ensure the fire is controlled.
Cal Poly Pomona University Police are monitoring a five-acre brush fire in Walnut, in the vicinity of Grand Avenue and Shadow Mountain Road, about two miles west of the university. The Los Angeles County Fire Department is responding to the blaze.
Motorists are encouraged to avoid Grand Avenue at this time (6:15 p.m., July 13).
No further announcements from Cal Poly Pomona are expected at this time.
(Photo: Approximate location of the brush fire in Walnut.)