12:22 p.m. update: Officials confirm no fire at home on Sutter Gate Avenue. Livermore-Pleasanton Fire Department Battalion Chief Joe Testa said a smoldering log in a fire place filled the house with smoke. No injuries reported.
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A structure fire on the 4800 block of Sutter Gate Avenue was reported on PulsePoint's mobile app at 10:53 a.m.
Four engines and one truck and a batallion chief from the Livermore-Pleasanton Fire Department responded to the blaze.
We will update this story when more information is available.