>> i can't carry a carbin. this little bitch fell on me, i broke my damn leg. i need a surgeon. we'll go to sam mud. >> how can we get down south of the river >> i cannot go on without a doctor. >> floyd, floyd, i'm fairly certain we've assassinated the president and secretary seward. mind your damn horse, let's go. >> meanwhile at the petersen boarding house, corporal james tanner who has lost both legs at the second battle of bull run and is just ten days past his 21st birthday, is about to take the first eyewitness testimony in the assassination of abraham lincoln.