An upcoming Smithsonian Channel documentary on Dr. Martin Luther King, Jr.’s death will air.

MLK: The Assassination Tapes, will air rare footage of the days leading up to Dr. Martin Luther King’s assassination and the riots and mourning that took place immediately after.

The clips show Dr. King arriving to the Lorraine Motel in Memphis, Tenn. the night before he was assassinated. There is also detailed audio recordings of local police scrambling to secure the hotel after Dr. King’s shooting was first reported.