
A hearse carrying the body of Officer Wenjian Liu passes by police officers in formation after his funeral in Brooklyn, New York, on Sunday, January 4.

Police officers gathered for the funeral salute the fallen officer.

The hearse carrying Liu's body drives under a suspended American flag after the funeral.

NYPD officers carry the casket of slain officer Wenjian Liu.

Pei Xia Chen, Liu's widow, cries while holding a picture of her husband.

Police officers stand at attention during the funeral.

A painting of Liu is displayed prior to the funeral.

New York City Mayor Bill de Blasio, center, walks with his wife, Chirlane McCray, while arriving for the funeral.

Some police officers turn their backs as de Blasio speaks during the funeral.

Onlookers gather at barricades before the funeral begins.

Police officers from across the country arrive at the funeral.