Watch the Official UFC 179 Weigh-in Streaming Live on Friday at 2 PM ET

(Courtesy of UFC.com)

Watch the official UFC 179: Aldo vs. Mendes 2 weigh-in streaming live from Rio de Janeiro, Brazil, on Friday at 2 p.m. ET / 11 a.m. PT. Featherweight champion Jose Aldo puts his title on the line in a rematch against top contender Chad Mendes in the main event.

Follow MMAWeekly.com on FacebookTwitter and Instagram.