LAS VEGAS (DECEMBER 10, 2014) —Key figures in the sports and entertainment worlds have been speaking out on the incidents in Ferguson, Mo., and Staten Island, N.Y., over the past two weeks and former two-time world champion Andre Berto (Winter Haven, Fla.) is ensuring that the boxing community makes their voices heard as well.

With two major boxing cards taking place this weekend on the Las Vegas strip, Berto saw the opportunity to bring everyone in the sport together for Black Out Boxing - A Rally for Justice on Friday following the two event weigh-ins.

"We want to show the world that the boxing community supports this cause and this is a great opportunity for all of us to come together and make our voices heard," Berto said.

Several top athletes in the sport are scheduled to join Berto at the rally, including Peter Quillin, Shawn Porter, Zab Judah, Jermall Charlo, Jermell Charlo, and Errol Spence as well as elite trainer Virgil Hunter.

The rally is open to the public and anyone who will be in the Las Vegas area is welcome to join this group of boxing champions at 4 p.m., on Friday at the Las Vegas sign south of Mandalay Bay. Everyone who is attending is encouraged to wear black.

What: Black Out Boxing - A Rally for Justice

When: Friday, December 12 at 4 p.m.

Where: Las Vegas sign, S. Las Vegas Blvd., Las Vegas, NV 89119 (Just south of Mandalay Bay)

Who: Top boxers and figures in the boxing world, including: Andre Berto, Peter Quillin, Shawn Porter, Zab Judah, the Charlo Brothers, Errol Spence and trainer Virgil Hunter. Additional athletes and executives are expected to attend as well.