On Tuesday, footage of Chicago police officer Jason Van Dyke fatally shooting 17-year-old Laquan McDonald in October 2014 was released to the public just hours after Van Dyke was charged with first-degree murder. That night, hundreds of people marched in downtown Chicago to protest the murder of the black teen. One of those protesters included Vic Mensa, the Chicago rapper signed to Jay Z's label, Roc Nation. In a video from the march, Mensa says he "just got hands put on me by police" and "we want justice for Laquan and we want justice for our people."
In another video, captured by CBS News, Mensa is seen getting caught in a physical confrontation between Chicago police and a group of protesters:
Later in the night, Mensa's friend and fellow Chicago rapper Chance the Rapper (who was recently named Chicagoan of the Year) voiced support for his city:
Be strong Chicago— Chance The Rapper (@chancetherapper) November 25, 2015
Elsewhere in the march, protesters were heard chanting Kendrick Lamar's "Alright," as other Black Lives Matter activists first started doing at protests this summer: