Calories are a measure of how much energy food or drink contains. The amount of energy you need will depend on: 1  your age â for example, growing children and teenagers may need more energy. 2  your lifestyle â for example, how active you are. 3  your size â your height and weight can affect how quickly you use energy.
Email. Law enforcement analysts are calling for numerous changes to the way police are trained in the wake of the death of Freddie Gray in Baltimore and the fatal police shooting of Walter Scott in South Carolina.
The police have had three major eras throughout their history. Which was the political era, the professional era, and the community-policing era.The police had distinctly different goals, structure, and results during each of these eras. Each of the shifts from one era to another was brought on by a demand from citizens, the government, and at times a minority group.he third, and current era of policing is the community-policing era. The fear of crime started to increase during the 70âs as did the publics view of the police. Citizens began to appreciate, and even demand more foot patrols. During this era the police sought legitimacy from public support, and from the law.