doherty: nah, corbett did. give me that. i saw him through the barn planks. he claimed he was raising his rifle against us. sergeant boston corbett shot him. tom hanks: in washington, lewis powell and george atzerodt will soon be joined by david herold, and all of them will be held in custody aboard the ironclad monitors uss saugus and uss montauk. and tomorrow, their photographs will be taken and the public will see, for the first time, the faces of the men who conspired to decapitate the government of the united states. now, it is the morning of april 26th. and john wilkes booth has only hours to live.