Photo: Rich Kane – Hoganphotos/Golden Boy Promotions

Golden Boy Promotions is presenting a free night of outdoor boxing following the weigh-in for Canelo Alvarez’s RING and WBC middleweight championship (155 pounds) at the Toshiba Plaza next to T-Mobile Arena in Las Vegas.

Immediately following the weigh-in on May 6, the card — to be shown on Estrella TV in a three-hour broadcast (9 p.m. ET) — will kick off at 7:30 p.m ET at the Toshiba Plaza. RingTV.com will stream all of the action. The show is headlined by former lightweight title challenger Marvin Quintero (28-6, 24 knockouts) against Petr Petrov (36-4-2, 17 KOs) in a 10-round lightweight bout.

The co-main event features Pablo Cesar Cano (29-4-1, 21 KOs) against Alan Sanchez (17-3-1, 9 KOs) in a 10-round welterweight bout. Opening the Estrella TV broadcast is Mexico’s Horacio Garcia (30-1-0, 22 KOs) in a super bantamweight fight against an opponent to be announced shortly.

“Golden Boy Promotions is giving back to all the boxing fans in Las Vegas and kicking off Cinco de Mayo weekend on May 6 with an action-packed night of free boxing to get everyone warmed up for Canelo vs. Khan,” said Oscar De La Hoya, Chairman and CEO of Golden Boy Promotions in a press release. “Golden Boy is committed to bring the best in boxing and the fights featured on May 6 are guaranteed non-stop action between fighters in their prime battling for titles that will get them closer to becoming the next world champions.”

Streaming live on Ring TV on the May 6 undercard, Oscar “Rat├│n” Cortes (25-2, 13 KOs) of Zapopan, Mexico will participate in an eight-round lightweight clash against an opponent to be determined. Joet Gonzalez (12-0, 6 KOs) will square off with Ricardo Proano (11-3, 9 KOs) in a six-round featherweight bout. Former amateur standout Alexis Rocha (1-0) will try to make it 2-0 in a junior middleweight bout against an opponent to be determined. Rocha is the brother of featherweight contender Ronny Rios.