49ers quarterback Colin Kaepernick took to Instagram with his reaction to the video that appears to be the police shooting of Alton Sterling in Baton Rouge, La. He wrote in the caption: “This is what lynchings look like in 2016!”

Warning: this video is graphic in nature and was originally attained from YouTube.

The two Baton Rouge police offers in question are Blane Salamoni and Howie Lake II, police told CNN. They have been placed on administrative leave while authorities investigate the incident.

Sterling and the two officers engaged in a confrontation outside of a convenient store Tuesday, according to a report from The USA Today. Sterling, 37, died from gun shots wounds to the chest and back, an autopsy revealed, according to the report.