Update 9:56 a.m.:  The strucure fire has been extinguished and the brush fire has been halted, Cal Fire reports.  Firefighters will remain on scene for mop-up activities.

East County Wildfire & Emergency Alert Service

June 27, 2019 (Boulevard) -- Cal Fire is at the scene of a fully-involved outbuilding fire in the 41000 block of Old Highway 80 in Boulevard that has spread into the vegetation. Though currently only a 20 by 20 foot spot fire, the #McCainFire has the potential to reach 20 acres, Cal Fire San Diego tweeted shortly after 9 a.m.