Law & Order: Criminal Intent (2001)

S5E25 Moment of Truth (1)

Cloud Dancing suffers a severe beating from soldiers after he returns late to the reservation, prompting Michaela to provide him with medical care. When Sully discovers what happened, he is furious. Frustrated with the ongoing mistreatment, the tribes decide it's time to rise up against their oppressors and seek Sully's assistance in their rebellion.