User blog comment:Master Sima Yi/Assassinews 25-03-'13 — Assassin's Creed IV: Black Flag gameplay trailer/@comment-4519956-20130412151703/@comment-15014822-20130412204312

Connor killed the man on Dead Man's Island to gain a map fragment, whilst the man was running away from him. Connor had no right to it, the other man found it first.