>>> RIGHT NOW AT 5:30, WE ARE LEARNING MORE ABOUT THE MASS SHOOTING IN OAKLAND LAST NIGHT. IT LEFT 15 PEOPLE INJURED WITH GUNSHOT WOUNDS. THOUSANDS OF PEOPLE WERE CELEBRATING JUNETEENTH AROUND LAKE MERRITT LAST NIGHT. POLICE SAY ILLEGAL SIDESHOW ACTIVITY STARTED JUST AFTER 8:00 AND THEN A FIGHT BROKE OUT AND SHOTS WERE FIRED. AMANDA HARI TALKED TO WITNESSES AND HEARD FROM THE POLICE CHIEF. >> Reporter: THINGS ARE PRETTY QUIET NOW, BUT LAST NIGHT THIS STREET WAS THE SITE OF A MASS SHOOTING. POLICE SAY MORE THAN 50 SHELL CASINGS WERE RECOVERED, MULTIPLE PEOPLE TAKEN TO THE HOSPITAL, AND OFFICERS WERE ASSAULTED. >> PRETTY CHAOTIC. I MEAN WHEN THE BULLETS STARTED FLYING, PEOPLE STARTED RUNNING. >> Reporter: JUST FEET FROM THE INTERSECTION OF GRAND AND BELLEVUE AVENUES IS THE CAMPSITE WHERE JAMEEL STEVENSON LIVES. HE SAYS WEDNESDAY NIGHT HE WAS RIGHT HERE WHEN WHAT STARTED AS A JUNETEENTH CELEBRATION ENDED IN GUNFIRE. HE SAYS AS SOON AS HE SAW THE CHAOS ERUPT, HE REACTED. >> MY MIND JUST TELLS ME GET DOWNHILL. GET OFF THE EGG. SO THAT'S PRETTY MUCH WHAT I DID. >> Reporter: VIDEO SHOWS DOZENS OF OFFICERS AND PARAMEDICS ON GRAND AVENUE. OAKLAND POLICE SAY THE INCIDENT STARTED AROUND 8:15. ABOUT 20 VEHICLES, MOSTLY ATVs AND DIRT BIKES, STARTED A SIDESHOW. THAT'S WHEN SOMEONE DECIDED TO WALK ON THE HOOD OF ONE OF THE CARS WHICH THEN LED TO MULTIPLE PEOPLE ATTACKING THAT PERSON. POLICE CHIEF FLOYD MITCHELL SAID MULTIPLE FIGHTS HAPPENED AND THEN ESCALATED TO SHOOTINGS. >> IN TYPE OF BEHAVIOR AND LEVEL OF VIOLENCE IS UNACCEPTABLE. THE OPPORTUNITY TO CELEBRATE WITH YOUR FAMILY AND FRIENDS SHOULD NEVER BE MARRED BY GUNFIRE. >> Reporter: POLICE SAY 16 PEOPLE WERE TRANSPORTED TO THE HOSPITAL, 15 FOR GUNSHOT WOUNDS. >> WE HAVE EVERYTHING FROM MINOR GUN SHOT OR FLESH WOUNDS TO LOSS OF FINGERS TO SOME INDIVIDUALS STILL BEING IN CRITICAL CONDITION. >> Reporter: CHIEF MITCHELL SAYS OFFICERS WERE ASSAULTED, SOME PUNCHED IN THE FACE AND UPPER BODY. ONE ADULT WOMAN WAS ARRESTED FOR ASSAULTING AN OFFICER. STEVENSON SAYS HE'S LIVED IN OAKLAND ALL HIS LIFE AND KNOWS HOW TO KEEP HIMSELF SAFE. >> YOU'RE ALWAYS GOING TO BE SCARED. FEAR DOESN'T REALLY GO ANYWHERE, BUT IT'S HOW YOU RESPOND TO THE FEAR THAT MAKES YOU A PROFESSIONAL. >> Reporter: ABOUT 30 OFFICERS WERE ASSIGNED IN AND AROUND LAKE MERRITT WEDNESDAY NIGHT, BUT NOT TO THE PARTICULAR EVENT, WHICH WAS NOT PERMITTED BY THE CITY. STEVENSON BELIEVES IT MAY HAVE BEEN HELPFUL TO HAVE MORE OFFICERS AT THE EVENT. >> WE SHOULD HAVE HAD SECURITY, MAYBE FOR FUTURE EVENTS. MAYBE IF THE SPONSORS OR OAKLAND POLICE WANT TO START A SECURITY DETACHMENT. >> Reporter: NO ARRESTS HAVE BEEN MADE IN CONNECTION WITH THE SHOOTING YET. CHIEF MITCHELL SAYS HE WANTS TO PREVENT THESE TYPES OF ISSUES FROM HAPPENING ALL SUMMER. SO HE'S ASKING OTHER AGENCIES AND HIGHWAY PATROL FOR HELP, HAVING A BIGGER PRESENCE AROUND THE LAKE. >> ACCORDING TO OFFICIAL OAKLAND POLICE REPORTS, VIOLENT CRIME IS DOWN IN ALMOST EVERY MAJOR CATEGORY
