Video: US Cop Knocked to the Ground After Being Struck by Trash Can Lid Amid Protests

New footage circulating online shows a police officer in Minneapolis, Minnesota, falling to the ground after being struck in the head with a trash can lid during a night of Black Lives Matter protests in the city.

The incident, which was first captured on a Facebook Live video on Wednesday, shows the officer walking to open the door of a patrol vehicle as the lid is hurled at him, hitting him in the back of the head and knocking him to the ground. A crowd can be heard cheering as the injured officer radios for assistance.