tekata is cooperating with the recall. >>> police are investigating a violent brawl between art vendors and state vendors. it happened in justin herman plaza. a woman who sells t-shirts shot video of the mayhem. people were using hammers, and skateboards as weapons. one woman said it looked like a riot. four people were hurt. it's not clear how it started but there are reports that some some boarders were fighting and the situation escalated when an artist tried to break it up. >>> some children vacs named in the -- vacs nateed in the south bay -- vacs nateed in the south bay may have to be revaccinated. 4300 letters are being sent to parents saying a faulty refrigerator was used to store vaccineses in san jose. the vaccines were kept too cold and it may have reduced effectiveness. >> it's put into question the effectiveness of the vaccines we gave. not the safety. there's no safety concern here. >> reporter: the vaccines were apparently given to children between february of last year and march of this year. the clinic says it has set up a hot line for parents with questions and it is a

nearly 34 million tekata air bags are declared effective and the job can take years to complete. the problem stems from the chemical that inflates the air bags. it can cause them to explode. the defect is linked to ticks deaths and more than 100 injuries worldwide. they say tekato knew all about it. >> they resisted. we are trying to change the law so that parts have to pass inspection the way cars do as a hole. >> a potential environmental crisis off the coast of california this rpg morning. 21,000 gallons of crude leaked from the pipeline creating a slick. it is home to marine wildlife so emergency crews are racing to mop up the mess before it causes any further damage to that region. another hazardous situation to tell you about near bat ton luge louisiana. tour tanker trucks have derailed. there are no leaks but there is a precautionary evacuation at this hour. >> we are taking -- they are taking extra precautions when we start moving the tank cars ssments we haven't been able to do a proper assessment damage. we will take every precaution necessary. >>> another sign our econ

te te cau da -- te cau da -- tekata. >> reporter: they've already faced fines of $14,000 a day.kers involved is staggering. it involves nearly 34 million cars. the recall will trigger a process that could overwhelm the auto industry. almost 34 million vehicles. that's a mammoth task. it will probably take years to get this completed to the extent that it will be completed. and the likelihood is it will never be completed 100%. >> reporter: the recall has been the subject of congressional hearings, with disturbing pictures of drivers hit by the de -- debris. the concern, nobody knows why it's happening just it happens more often in warm climates. raising concern the manufacturer can fix it and do it quickly. automakers should be notifying owners by mail that their cars need a replacement air bag but in lieu of that, you can always get your vehicle identification number which is located right here in the windshield. you can log onto the website of the national highway traffic administration and that should tell you if your car is one of the affected vehicles. but first of all, the