At least 124-acres burn near San Jose

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Sunday, July 31, 2016
This image shows the Sierra Fire in San Jose that's burned at least 124 acres on July 30, 2016.
This image shows the Sierra Fire in San Jose that's burned at least 124 acres on July 30, 2016.
kgo-Photo by Cal Fire

SAN JOSE, Calif. (KGO) -- The skies above San Jose are a little smoky tonight because of a 124-acre brush fire.

It's burning near Alum Rock Park. The fire is 75 percent contained.

No homes are threatened. Investigators are not yet sure how it started.