reporter: san francisco police said a -- set a town hall meeting wednesday night to talk about theshooting. david stevenson, ktvu channel 2 news. >>> our coverage continues online, you can watch the entire interview about how the community helped officers find the gun and the investigation. look under www.ktvu.com right now. >>> an e-mail ubtined by ktvu channel 2 news detailed how the police chief plans to attack gang violence. police say the victims were not gang members. melanie williams, the daughter of former football player travis williams and an unidentified man water killed. police will launch operation cease fire in two months to focus on gang members. >> they will target them and the gangs they associate with. >> police say fighting between gangs is responsible for an increase in violence. some of the victims, school children. see what parents are doing to protect their kids at 7:00 on tv 36. >>> two men charged with murder in the death of a basketball player pleaded no contest today. hyman taylor was killed in 2010. prosecutors say hyman taylor and cassidy o'connor and ricky and