UFC 166 Video: Cain Velasquez vs Junior Dos Santos I

We are three days away from UFC 166 in Houston, Texas. The main event features the trilogy fight for the UFC heavyweight championship as Cain Velasquez defends against Junior Dos Santos.

The first battle between the two take place at UFC on Fox 1 in November of 2011 in the first ever UFC event to take place on Fox. Dos Santos ended up winning the heavyweight title from Velasquez in just 64 seconds.

Watch the entire fight in the video above.

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