Mayweather retired for a third and final time after defeating McGregor in August 2017 but his latest Instagram post suggests a comeback may be on the cards.
Till said he still has "unfinished business at welterweight" despite his struggles to cut weight in the past.
Army Spc. Torian Davis, 22, was booked on Wednesday for murder and aggravated assault charges.
Surprise bout is scheduled for December 31 at the Saitama Super Arena, just outside Tokyo.
Tim Kennedy posted a nearly hour-long video of himself being voluntarily waterboarded by his friends in support of CIA director nominee Gina Haspel.
Brock Lesnar was a no-show for a scheduled appearance on Monday Night RAW but is it all a work?
"Money" Mayweather improved to 50-0 with his win over the MMA champion.
Christy Mack said she would fear for her life if Jonathan Paul Koppenhaver is released.
Newsweek spoke to Chatri Sityodtong, founder and chairman of ONE Championship.
Rousey's loss against Nunes was her second consecutive defeat.
The debate about the fights has prompted debate and a UFC fight challenge.
The former WWE champion has never fought in mixed martial arts before.
Muhammad Ali's match with Japanese wrestler Antonio Inoki has often been seen as a freak show. It was anything but.
The MMA fighter believed Slice, who died on Monday, was healthy enough to fight.
He made his name in violent YouTube brawls.
The Irishman announced his retirement on Tuesday.
Dana White, UFC president, confirmed McGregor's withdrawal on Tuesday.
Joao Carvalho never awoke from emergency brain surgery.
The "Wedding Crashers" star gained a white belt in jiu jitsu on Monday.