San Mateo County officials hold active shooter drill in Millbrae

Name: San Mateo County officials hold active shooter drill in Millbrae
Uploaded: 2019-08-01T22:26:00+00:00
Duration: 3 min 38 s
Description: San Mateo County officials hold active shooter drill in Millbrae. Alyana Gomez reports.

San Mateo County officials hold active shooter drill in Millbrae. Alyana Gomez reports.

Posted August 1, 2019 3:26pm PDT