and ansar hassan is live with more on this. >> reporter: and starting about ten miles were a away, there where signs warning that the beaches where clo are closed st. the governor didn't say they had to close, but some cities decided to close. and half moon bay says that it is a difficult decision but they are closing in an evident to keep people safe from covid-19. it is the same situation in pick came. >> and we traditionally allow fireworks in our parking lots and beaches and this year would he not. and so it just makes sense to close the beaches. >> backyard half moon bay pillar point harbor is closed through midnight on sunday. there will be no trail access parking, no beach parking, and also access to johnson pier will be restricted to residents. >>> and alameda crown beach will be open in holiday weekend and some are getting an early start. >> we thought that we use still get out here and be far enough away from people before 9 croth. >> and i feel safe. people are keeping my distance. ican walk over safely. >> and crown beach will stay open as long as visadvice tore visitors foll

and ansar hassan is live for us in san francisco this morning. >> reporter: good morning. san francisco school and city officials say the next two weeks will be critical in determining what the first day of school looks like. they say students will only return to in place learning if the spread of covid-19 can be contained. the city hub and school district officials released guidelines on wednesday that apply to both public and brift schools. what is included? students and staff will be required to wear face masks, students will be kept in what is called stable student groups meaning that they would stay with their classroom for much of the day to limit interaction with others. and there will be physical distancing and schools will limit nonessential staff and visitors. the district is allowing parents to answer surveys for input. >> we're making the best skigszs decisions to ensure that everyone is as safe as we can probably make them. >> reporter: is what happewhat student or teacher tests positive for covid-19? the department of health will determine if they need to be

reporting live, ansar hassan, abc 7 news.c berkele berkele bee off the partying. there is a jump in coronavirus cases linked to recent frat parties. kate larsen went where the outbreak originated. >> i think it is stupid. >> reporter: members of sororities and fraternities are disappointed but not surprised that covid-19 outbreak was traced back to a series of parties connected to the greek system. >> i actually live sandwiched in between two other fraternities and i have personally definitely heard things going on until 2 0 2:00, 3:00 in the morning. >> reporter: according to healt co in one week which tripled the number of total university cases over the entire pandemic to 70. >> i know a lot of people who have said that they have gotten sick, their friends have told me that they have gotten sick. >>iapll distancinging or wearing masks? >> reporte >> no. >> reporter: and several specified a specific fraternity that held the parties, but the university hasn't said yet which house is respond. >> you just see massive groups of people gathered and ready to go to lik

abc 7 news reporter ansar hassan has more from pittsburg. >> reporter: firefighters were requestic to contain a fire burning near classrooms at delta view elementary in pittsburg. firefighters say it was started by illegal fireworks. >> i know it's a holiday but they need to be careful. >> reporter: contra costa count y expect this to be a busy fourth of july. >> we will respond to probably 20 to 30 or more fires just here in the east portion of our county tonight. our resources are stretched thin. it's not even dark and we've responded to three fireworks caused fires. >> typically the highway 4 corridor through pittsburg and antioch is typically busier for us and our fire district. >> reporter: it's also a saturday night, with so many people stuck home because of covid-19 and no public fireworks, chief bouchard says it's led to an increase in people using illegal fireworks >> with the noticeable uptick in fireworks usage, unfortunately it feels like it's in every city, in every community that we serve. >> reporter: pittsburg, ansar hassan, abc 7 news. >>>? san francisco, firefighters

abc 7 news reporter ansar hassan has more from pittsburg. >> reporter: firefighters were quick to contain a fire burning near classrooms at delta view elementary in pittsburg. firefighters say it was started by illegal fireworks. >> i know it's a holiday but they need to be careful. because this is our school. this is our neighborhood, so we want them to be careful. >> reporter: contra costa count y fire officials say they ramped up fire crews, working with multiple agencies for what they're expecting to be a very busy fourth of july. >> we will respond to probably 20 to 30 or more fires just here in the east portion of our county tonight. our resources are stretched thin. it's not even dark and we've responded to three fireworks caused fires. >> typically the highway 4 corridor through pittsburg and antioch is typically busier for us and our fire district. >> reporter: it's also a saturday night, with so many people stuck home because of covid-19 and no public fireworks, chief brouchard says it's led to an increase in people using illegal fireworks. >> with the noticeable uptick in firew

ansar hassan has the video you will only see here on abc 7. >> reporter: an arrest was made moments after a driver allegedly yelled all lives matter and pulled a gun on a matter of a crowd watching over a "black lives matter" mural in martinez. >> he rolled by us and yelled at everybody and flipped us off. so i got on my scale board, just followed him to get the plates. he made a u-turn, came back at me and pointed a gun in my face said you want to do something. that's it. immediately a cop was behind him and pulled him over thank god. >> reporter: the suspect was arrested without incident as he put his hands out the window and on police command exited his jeep walking backwards towards the officers. a group has been standing guard over the mural after it was defaced on saturday by this unidentified couple claiming all lives matter. >> i said all lives matter. >> reporter: as the woman painted, the couple was taunted being called racists and colonizers. >> don't resist arrest, it won't be a problem. >> reporter: and all day sunday, people came by to write messages of solidarity. justin go

ansar hassan has the video. >> reporter: and an arrest was made moments after a driver allegedly yelled a gun on a a "black lives matter" medim tg. and he made a uchl-turn and poid a gun in my face saying you want to do something. immediately a cop pulled him over, thank god. >> reporter: the suspect was arrested without incident as he put his hands out the window and on police command exited his jeep walking back worwards towa the officers. and a group had been standing over the mural after it was defaced on saturday bieny an unified couple. >> all lives matter. >> reporter: as the woman manpa, the couple was taunted by on lookers called racist. >> don't resist arrest and it won't be aproblem. >> reporter: and whites supreci recruitment flyers. >> this is just one part of the conversation. ultimately what we are striving foranti-racist policies. >>> and police are investigating a possible kids napping in northeast vallejo. several people say that they saw a man drive up to a woman in tis car and they say that he grabbed her by her hair, punched her and forced her into the vehicle. a wi