5/5 Breakthrough in the FBI's manhunt, as their prime suspect's real name is revealed.
4/5 As news of King's murder spreads - the USA prepares for widespread brutal unrest.
3/5 Martin Luther King and Eric S Galt, aka James Earl Ray, both arrive in Memphis.
2/5 Martin leads a workers march - unaware a fugitive is following his every move.
1/5 A new account of the murder of Martin Luther King and the hunt for his killer.