nbc bay area responds June 1, 2021 6:59 pm NBC Bay Area Responds Celebrates 5 Years Helping Viewers NBC Bay Area Consumer Investigator Chris Chmura shares some of the highlights him and his team have accomplished responding to viewers over the last five years. US & World Videos 3:23 UC Davis finds brain sizes are growing 3:36 Waymo expands driverless taxi service 2:32 Officials release footage of suspected vehicle involved in mail carrier robbery 2:01 New proposal aims to make Front Street San Francisco's entertainment zone 2:53 2 San Jose police officers shot, injured during disturbance call