Not sure how true that is, but there are quite a large number of mixed "blasians" due to Chinese workers settling in the Caribbeans during the mid-19th century and marrying the local women. https://en.wikipedia.org/wiki/Chinese_Caribbean Some very famous Chinese Caribbeans include, football player Patrick Chung, billionaire Michael Lee-Chin, musician Sean Paul, and model Naomi Campbell.
Could also be potentially Filipino like Nate Robinson. Lot of people in the U.S. entertainment industry have Filipino heritage. Military also plays a role. That's why there's more mixed Korean athletes in the U.S. If we're being technical, he could also have a specific lineage from Africa. There are people who have similar East Asian facial features and not. I've heard people say Ron Artest/MWP has it too. Chris Henry