. >> renita lambkin is stopping to speak with a vendor selling souvenirs. she is a pastor. she was hit by a rubber bullet. >> last sunday, the police advanced without warning and threw tear gas and shot into the crowd. >> she shows us storefronts boarded up during the riots, when a resident approaches. >> i need your help. >> ok. >> the man asks for assistance in calming down angry youths at the other end of the street. she calls herself a peacekeeper. >> that is what we do. that is what the peacekeepers did the entire time we were here. we listened. and i am convinced that if people do not have the opportunity to be heard, they take the opportunity to be heard. >> together we set off to meet the young people waiting nearby. they are angry about a lot of things, including a lack of resources for education. >> these schools are very important. without school, we do not have any future. that is just how i feel. >> the shooting of black teenager michael brown by a white least men here unleashed a wave of violence and anger. these young people seem to like and respect lambkin.