Watch the 10 minute preview of UFC 141 which is headlined by powerhouse wrestler Brock Lesnar as he faces unbelievable striker Alistair Overeem. Plus, two awesome lightweight contenders Nate Diaz vs. Donald Cerrone are set to square off as well as a bunch of other great fights. See it Live on Pay per View Friday December 30 2011 in Las Vegas 7pm PT / 10pm ET