See What NYPD Cops Flew Over the Hudson River About NYC Mayor, Recent Killings

Investigators work at the scene where two NYPD officers were shot, Saturday, Dec. 20, 2014 in the Bedford-Stuyvesant neighborhood of the Brooklyn borough of New York. Police said an armed man walked up to two officers sitting inside the patrol car and opened fire before running into a nearby subway station and committing suicide. Both police officers were killed. (AP Photo/John Minchillo)