Men's boxing

CORRECTS SURNAME OF REFEREE TO REISS, INSTEAD OF WEISS - Gervonta Davis, left, heads to the corner as Yuriorkis Gamboa, right, looks up at referee Jack Reiss during the WBA secondary lightweight title boxing bout early Sunday, Dec. 29, 2019, in Atlanta. Davis won when the fight was stopped in the 12th round. (AP Photo/Tami Chappell)

This image released by DKC/O&M shows Ed harris in a scene from the play “To Kill a Mockingbird," in New York. For one night only in February, the stage adaptation of Harper Lee's iconic book will be performed exclusively for 18,000 public school children free of charge at Madison Square Garden. ( Julieta Cervantes/DKC/O&M via AP)

Wires go to microphones above a logo of the Russian Olympic Committee during President of the Russian Olympic Committee Stanislav Pozdnyakov's news conference in Moscow, Russia, Monday, Dec. 9, 2019. The World Anti-Doping Agency has banned Russia from the Olympics and other major sporting events for four years, though many athletes will likely be allowed to compete as neutral athletes. (AP Photo/Pavel Golovkin)

Britain's Anthony Joshua celebrates after beating Andy Ruiz Jr. on points to win their World Heavyweight Championship contest at the Diriyah Arena, Riyadh, Saudi Arabia early Sunday Dec. 8, 2019. (Nick Potts/PA via AP)

FILE - In this April 20, 2018, file photo, Jermall Charlo poses for photographs during the official weigh-in for a boxing match against Hugo Centeno Jr., in New York. Charlo is having a hard time finding big fights in the middleweight division. He doesn't figure it will get any easier if he delivers the powerful performance he promises Saturday, Dec. 7, 2019, in a title defense against Dennis Hogan. (AP Photo/Frank Franklin II, File)

FILE - IN this Sept. 28, 2019, file photo, Errol Spence Jr., center, celebrates his victory over Shawn Porter during the WBC & IBF World Welterweight Championship boxing match in Los Angeles. Authorities say welterweight boxing champion Spence was seriously injured but is expected to survive after crashing his Ferrari in Dallas. Dallas police say the crash happened just before 3 a.m. Thursday, Oct. 10, 2019, when Spence's Ferrari crossed the median into oncoming traffic and flipped over several times. (AP Photo/Ringo H.W. Chiu, File)

Otto Wallin, left, of Sweden, punches Tyson Fury, of England, during their heavyweight boxing match Saturday, Sept. 14, 2019, in Las Vegas. (AP Photo/Isaac Brekken)

FILE - In this Saturday, April 13, 2019 file photo, blood runs down the side of Otto Wallin's head during the first round of his heavyweight boxing bout against Nick Kisner on in Atlantic City, N.J. Swedish heavyweight Otto Wallin will take his first step into big-time boxing when he fights Tyson Fury in Las Vegas on Saturday Sept. 14, 2019. A win for Wallin would be a big shock because the unbeaten Fury is the lineal champion and perhaps is the best heavyweight out there. (AP Photo/Julio Cortez, File)

Vasiliy Lomachenko, left, and Luke Campbell fight during the WBC, WBO, WBA & Ring Magazine World Lightweight Championship contest at the O2 Arena, London on Saturday, Aug. 31, 2019. (Steven Paston/PA via AP)

Jose Ramirez, right, lands a punch on Maurice Hooker in the second round of a boxing match, Saturday, July 27, 2019, in Arlington, Texas. Ramirez won in the sixth round with a TKO. (AP Photo/Brandon Wade)