. >> anna romera lived in east palo alto for 13 years. never know where the bullets are going to come from, she told us, talking about the fear and uncertainty that exists in her neighborhood. people have been killed in our neighborhood, she says, and you never know where the next shooting is going to happen. soon mateo county officials say the arrests of 16 accused east palo alto gang officials dealt a blow to organized crime but they say it's up to the community to stop the cycle of crime. ravenswood superintendent agrees. >> young people who go into the gang lifestyle do so because that is where they develop a sense of community, a sense of belonging, and a sense of succeeds and something. even if it's not a positive behavior. >> hernandez says the solution is to provide an alternative. >> do we remember on this date what they had? >>reporter: the ravenswood city school district has 3800 kids. all of them have access to free after-school programs. during the year, those schools rely on silicon valley engineers and scientists to serve a