Chicago police officials say an officer killed this week was accidentally shot and killed by her partner after they ...

Chicago police Officer Krystal Rivera was mistakenly shot and killed by a fellow cop during a confrontation with an armed ...

Chicago police Officer Krystal Rivera was mistakenly shot by a fellow cop during a confrontation with an armed suspect that ...

The NRA is asking the Supreme Court to weigh in on whether some types of firearms aren't covered by the Second Amendment.