Jason Van Dyke

As the mayor announced his "My Brother's Keeper" Cabinet at Urban Prep, hecklers called "16 shots."

Ald. Ariel Reboyras said, "Work must be done," but Ald. Deb Mell called for "healing" to begin.

Police Cmdr. Glenn Evans, who denies the charges, is also accused of holding a Taser to the man's groin.

Mayor Rahm Emanuel said, "New leadership is required," in the face of a federal probe.

Alds. Moore and Ramirez-Rosa want the federal probe to also focus on the Emanual administration.

The Urban League and four aldermen will hold meetings on problems in the Chicago Police Department.

Multiple officers said they saw McDonald "wave the knife" and "advance on officers."

Commissioner Boykin said it was "to represent every bullet that went into the body of Laquan McDonald."

Once for every time the teenager was shot. 

They presented a petition signed by 35,000 people demanding that State's Attorney Anita Alvarez quit.

Rahm must lift veil of secrecy protecting police with a history of misconduct and lying to cover it up.

The top cop was hired shortly after Mayor Rahm Emanuel took office in 2011.

"His death, and the failure of our system to react promptly, impacts our entire city."

Cmdr. Glenn Evans, now on desk duty, has been a lightning rod for charges of excessive force.

Police went back and forth with the activist after a prayer vigil Monday night.