Mayweather promises to pay the tax bill after the Aug. 26 fight with Conor McGregor, but says he does not have the cash now.
As the U.S. Open Championship continues this weekend, some of the biggest winners won't be the golfers themselves.
NHL will not be taking part in the 2018 Olympics in South Korea. CNBC's Michelle Caruso-Cabrera reports.
Ted Leonsis, owner of Washington Capitals and Wizards, talks to CNBC's Scott Wapner about the 'extremely significant issue' of resting star NBA players, tech companies and President Trump.
The Golden Knights are about to show if a sport played on ice can do well in the scorching desert of Las Vegas.
Misty Copeland says her sponsors must reflect her belief in the importance of diversity and inclusion.
Lady Gaga received $0 for her Super Bowl performance.
Experts are now estimating the NFL salary cap for 2017. It's a complex formula tied to league total revenues and player incentives.
The day after the Super Bowl is known for office-wide hangovers and an uptick in "sick days." One company has a solution.
Discussing the transition from serving the country to working in Wall Street, with veterans Jim Lebenthal, Lebenthal Asset Management CEO & CIO; Lawrence Doll, Drexel Hamilton Founder & Chairman; John Martinko, Drexel Hamilton Managing Director; and Matthew Caldwell, NHL Panthers CEO.
It didn't take long for the customary white victory flag to be hoisted above the Wrigley Field scoreboard on Saturday night.
Italy's Olympic Committee has officially withdrawn its bid to stage the 2024 Games in Rome after the city council voted to oppose the candidacy.
New data suggests that the cost of winning a national championship may hurt ticket prices. CNBC's Eric Chemi reports.
Lochte has not seen the last of the fallout surrounding his initial story of a robbery in Rio de Janeiro that he later admitted he "over-exaggerated."
The move would potentially let millions of Apple TV users watch the streaming N.F.L. games, The New York Times reports.
When the Olympic Games begin Friday, the athletes representing their countries in Rio de Janeiro this year won't be the only ones center stage.
Fininvest confirmed on Friday it had signed a preliminary agreement to sell 99.93 percent of AC Milan to a group of Chinese investors.
User numbers are going to be in the spotlight on earnings day at Twitter as stagnating user growth has dragged shares down over the past year.
Chinese soccer fans were left furious Monday after a long-awaited Manchester derby was abruptly canceled just hours before kickoff.
NBA's iconic stars — including LeBron James and Stephen Curry — will not be on the 2016 USA basketball team in Rio. Can the team get gold?