This seems to be the least likely of all the possible scenarios.

Had he not just watched a guy die, I’d just assume he’s stirring up hype, making a joke or trying to get more money. But now...IDK?

After the story first broke, ESPN sought to clarify, stating, "We can guarantee that this incident did not take place. At ESPN, we strive to make sure the racist commentary is isolated to facebook posts originating in our broadcast booth."