U.S.
When is America actually at war?
With or without Congress, President Obama can authorize military force
With or without Congress, President Obama can authorize military force
Questions surround the circumstances in the deadly shooting of 28-year-old Nicolas Robertson by two deputies
New evidence was accepted by a federal court in September, family lawyers say it points to a police cover-up
A look at changes in Seattle since 2012, when the city agreed to federal oversight of police department
Philadelphia Police Commissioner Charles Ramsey talks about reforms needed to change police practices
Independent police review board investigator Lorenzo Davis was fired after refusing to change excessive-force findings
Prosecutors now say that there will be no charges against the officer who shot 25-year-old Ronald Johnson
Dashcam video showing the killing of Laquan McDonald by Chicago officer Jason Van Dyke sparks demonstrations
State marshals Norris Greenhouse Jr. and Derrick Stafford face murder charges for death of 6-year-old Mardis
The two officers opened fire on the vehicle during a police chase, killing the boy and wounding his father
