Chicago, IL - A white Chicago police officer accused of fatally shooting a black teenager was charged with murder Tuesday, just a day ahead of a deadline for the city to release a squad-car video of the killing.

The state’s attorney’s office said in a statement that Officer Jason Van Dyke was charged with first degree murder in the killing of 17-year-old Laquan McDonald on Oct. 20, 2014.

City officials and community leaders have been bracing for the release of the video, fearing an outbreak of unrest and demonstrations similar to those that occurred in Baltimore, Ferguson, Missouri and other cities after young black men were slain by police or died in police custody. The judge ordered the dash-cam recording to be released by Wednesday after city officials had argued for months it couldn’t be made public until the conclusion of several investigations.

Several people who have seen the video say it shows the teenager armed with a small knife and walking away from several officers. They say Van Dyke opened fire from about 15 feet and kept shooting after the teen fell to the ground. An autopsy report says McDonald was shot at least twice in his back. It also said PCP, a hallucinogenic drug, was found in the teen’s system.... Read More: VIN