OPINION: Levels of violent crime across America saw an unprecedented increase in 2020, and remain worryingly high in 2021; in this latest essay from the Violence Reduction Project, police officer Ari Maas argues that the Broken Windows approach employed so successfully on the New York subway in the 1980s by Transit Police Chief Bill Bratton has been wrongly conflated with zero tolerance and stop-and-frisk, leaving a successful crime fighting tool overlooked and dismissed by academics and others.