Wenjian Liu

Three teens vandalized the cemetery where Det. Wenjian Liu is buried, police said.

Milwaukee County Sheriff David Clarke will address the Patrolmen's Benevolent Association convention.

Bratton vowed to improve community relations and drive down crime. Here's a look back at his tenure.

From Pope Francis visiting NYC to the East Village explosion, 2015 was a dramatic year for photos.

Rep. Hakeem Jeffries wrote a letter to NYCHA asking for the change in memory of the fallen officers.

A housing officer was shot in the head responding to a robbery report Tuesday night.      

The 79th Precinct is collaborating with local groups for the "Det. Liu and Det. Ramos Community Day."

The mayor was booed as he was introduced as a dignitary at Citi Field.

Repairs have started at the home of Detective Wenjian Liu's family.

Jesus Altuz, 27, was arrested for painting "kill all cops" in the bathroom of Joe Broadway's bar.

The intersection of 91st Avenue and 188th Street will be renamed after Police Officer Kenneth Nugent.

The 9-year-old died after being hit by a cab in an Upper West Side crosswalk.

Sharpton joined the family of Eric Garner in honoring Dets. Liu and Ramos in Bedford-Stuyvesant. 

Bilal Johnson has been putting up stickers in the subway to protest police brutality, he said.

Nearly 80 percent of those polled also thought that PBA head Pat Lynch's statements were "too extreme."