The 30 largest U.S. cities saw a double-digit increase in their murder rate in 2016.

A new analysis by the Brennan Center for Justice at New York University School of Law found that in the 30 largest cities, crime rates are on track to decline 5.5 percent in 2015.

Chicago will step up its efforts to diminish violent crime in the city, in the form of a specialized new unit that will use federal law as a crime-fighting weapon.

A new study from the American Journal of Public Heath shows that U.S. states with higher estimated rates of gun ownership experience a higher number of firearms-related homicides.

Three months after Chicago notched the most murders in the nation, officials are touting a dramatic downturn in crime.