UFC 166: Velasquez vs. Dos Santos III is due to take place on October 19, 2013 at the Toyota Center in Houston, Texas.
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UFC Primetime: Velasquez vs. Dos Santos 3 – Episode 1
Heavyweight king Cain Velasquez defends his crown against the only man to ever defeat him, former champion Junior Dos Santos. Get an all-access look at two UFC superstars as they prepare to culminate their historic trilogy.
