Watch Online Free on Watchseries. “Who Killed Tupac?” is a six-hour limited series, focusing on the investigation, twenty years after the death of the prolific and influential rapper and actor, Tupac Shakur. Each installment of this investigative series will include aspects from the legendary artist’s life as well as follow famed civil rights attorney Benjamin Crump as he conducts a full-scale, intensive investigation into key theories behind his murder