In this Aug. 16, 2020 photo, a Portland police officer wields a club against a protester amidst a cloud of teargas outside of the Penumbra Kelly building in Northeast Portland, Ore. Most police officers who violate citizens’ rights get away with it because the law is heavily stacked in their favor, legal experts say. (Maranie Rae Staab via AP)

In this Aug. 5, 2020 photo, an activist who was filming protests lies on the street after being tackled by a police officer in Portland, Ore. His camera rig is seen on the ground nearby. Most police officers who violate citizens’ rights get away with it because the law is heavily stacked in their favor, legal experts say. (Maranie Rae Staab via AP)

In this Aug. 19, 2020 photo, a protester is hit in the head with projectile fired by a law enforcement officer outside of the U.S. Immigration and Customs Enforcement building in Portland, Ore. Most police officers who violate citizens’ rights get away with it because the law is heavily stacked in their favor, legal experts say. (Maranie Rae Staab via AP)

In this Sept. 25, 2020 photo, a man reacts after the Louisville Police Department fired flash-bang grenades into a crowd of protesters. Chief Robert Schroeder said during a news conference the police used the grenades to get the crowd's attention to provide direction on how to disperse. (Isabel Miller via AP)

In this Sept. 25, 2020 photo, a line of police officers block protesters in Louisville, Ky. Most police officers who violate citizens’ rights get away with it because the law is heavily stacked in their favor, legal experts say. (Isabel Miller via AP)