Mission Bay March 22, 2025 12:21 pm Supporters turn our for 2025 Headstrong Walk to support brain-injury survivors Someone suffers a traumatic brain injury in the U.S. every 23 seconds, reports NBC 7’s MG Perez. US & World Videos 0:22 MTS installing digital signs along trolley's Orange Line 0:27 Tips sought in Clairemont hit-and-run that killed man riding e-bike 2:56 Former National City Police Department officer awarded $10M in harassment suit 2:14 San Diego business owners brace for impact of new Trump tariffs 4:03 Marketing tactic or scam? San Diego women report ‘creepy and sketchy' texts