announcer: building a better bay area. we will likely break last year s peak record in the next few days. we have 20 put had 20% more people get first doses then the week before. good news and bad news as covid cases rise. but so do vaccinations. there is a desperate need for bodies. schools turn to parents to help with staffing issues. if you go try to get it intentionally, you re probably going to get an unpredictable dose of virus. a dangerous, maybe even deadly game of chicken. thanks for joining us. you re watching abc 7 news at 4:00. larry: the world health organization says more than 15 million covid-19 cases have been reported globally in the last week. they know that number is an