Why Do Street Gangs Exist?”There is no universal agreed-upon definition of “gang” in this country. Gangs, whether youth gangs, street gangs, female gangs, or adult male gangs are terms often interchangeably used in mainstream coverage. While reading the text, you will learn that motorcycle gangs, prison gangs, hate groups, adult organized crime groups, terrorist organizations and other types of security threats are frequently treated separately from gangs in both practice and research.Read the article titled “Gang Identity or Self-Expression? Researchers look beyond the surface of gang clothing and appearance” located at here, then in your own words provide a definition for the term “gang”. Next describe three (3) characteristics that you believe a gang member possesses based on how they look and act.Tort Law and Police Powers” Please respond to the following:From the e-Activity, specify the key differences between criminal law and tort law. Next, explain the common approaches that the judicial system takes in order to ensure that the public upholds these two (2) types of laws. Provide one (1) specific example of cases in which the judicial system applies these approaches to support your response.Discuss whether or not you believe there is a compelling public need for legislatures to enact laws that define police powers in order to prevent the use of excessive force. Provide a rationale to support your response.