Aldo was unable to score a second knockout of Chad Mendes in their UFC 179 rematch .
The end result was perhaps even more satisfying and more indicative of Aldo 's status as a pound - for - pound great .
Aldo was unable to score a second knockout of Chad Mendes in their UFC 179 rematch , but the end result was perhaps even more satisfying and more indicative of Aldo 's status as a pound - for - pound great .