Shrapnel from a Marine artillery round struck a California Highway Patrol vehicle on Saturday. The mishap took place along the Interstate 5 during celebrations to mark the U.S. Marine Corps' 250th birthday. We get the latest on the event, and the live-fire exercise behind the incident.Plus, a recap of Saturday's "No Kings" protests in San Diego, and what issues were on the minds of protesters.Guests:Andrew Dyer, military and veterans affairs reporter, KPBSKatie Anastas, education reporter, KPBS