During evening rush hour in New York City on Monday, a man calmly walked into a Park Avenue office building lobby and killed a police officer, then opened fire on other innocent strangers.

Explosives found during arrest of Tennessee man who threatened public officials, police say A Spelunker Thought She Found ...

A large awning collapsed onto the sidewalk in front of a Brooklyn subway station Sunday morning. Video posted to social media shows the large overhang that reads ...