20-year-old male found unconscious in Millbrae Heard on: San Mateo County Fire, CalFire CZU 00:22 00:00 Engine 51, medical aid. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Engine 51, medical aid. 00:02 (number withheld) Avenue, Millbrae. 00:05 (number withheld) Hemlock Avenue, Cupertino. 00:14 Engine 51, SO is on scene. 00:16 20 year old male, unconscious. 00:19 And actually, you can now respond for SO on scene. 2026-11-05 08:07 UTC Medical Emergency Hemlock Ave, Millbrae, CA 94030 View on map