
An ambulance carrying one of the two New York Police officers who were shot dead passes by a New York Fire Department honor guard along Broadway in the Brooklyn borough of New York, on December 20, 2014.

A police officers block off the scene of the shooting of two New York Police officers shot dead in Brooklyn on Dec. 20, 2014. A gunman killed the two cops as they sat in their squad car on Saturday and then turned his weapon on himself, the New York Times reported.
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New York Police Commissioner William Bratton speaks as New York Mayor Bill de Blasio looks on at a news conference at Woodhull Medical Center in Brooklyn, New York December 20, 2014. The gunman had posted anti-police statements on social media before he ambushed and fatally shot two New York police officers.

The suspect, who shot his girlfriend in Baltimore earlier in the day, was apparently motivated by the deaths of Eric Garner and Michael Brown.

People arrive at Woodhull Hospital after two New York Police officers were shot dead in Brooklyn.
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Officers secures the scene of the shooting.
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Investigators work at the scene.
John Minchillo/AP Photo
Investigators map out the crime scene following today's execution of two New york City police officers.
John Minchillo/AP Photo
Policemen at the scene of the shooting of two New York Police officers on Saturday.
Carlo Allegri/Reuters
A policeman stands guard where two New York Police officers were shot dead on Saturday.
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Police stand guard at the scene of a shooting of two New York Police officers in the Brooklyn.
Carlo Allegri/Reuters
Police standby at the location where two NYPD officers were shot dead in Brooklyn
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A policeman puts up crime scene tape at the scene of the shooting.
Carlo Allegri/Reuters
The skyline of Manhattan is seen in the background as investigators work at the scene where two NYPD officers were shot, Saturday, Dec. 20, 2014 in the Bedford-Stuyvesant neighborhood.
John Minchillo/AP