"Dan Jansen Family Fest": Well, according to many reports, violence broke out. Gangs were present. Someone was said to have been stabbed, which was later proven to be false. Police arrested 20 people. Fights spread from the festival, located at Konkel Park, into surrounding neighborhoods. A police officer was punched in the face by an 18 year old Milwaukee man and suffered a split lip and bloody nose. Tasers were used by law enforcement. Additional squads had tobe called in from Franklin and Greendale. People in attendance said the fighting could have been called a riot.