The gun fight at the okay corral is, perhaps, the most famous shootout in history. In thirty seconds a new image in legend was born - the legend of the Righteous Lawman. But what was Wyatt Earp truly like? After the gunfight at the OK Corral Earp was not seen as a hero. He was charged with murder and put on trial for his life. Was he a 'Righteous Lawman' fighting for justice and equality, or was he just a ruthless enforcer, hardly bett...

• Sam Heughan