Five-time major-winner Phil Mickelson was enjoying the challenge of the high-altitude Chapultepec Golf Club Thursday as he seized a share of the first-round lead in the WGC-Mexico Championship.

Dustin Johnson made the complicated world golf ranking calculations simple on Sunday, vaulting to number one with a convincing victory in the Genesis Open.

American Abigail Spears and Colombian partner Juan Sebastian Cabal swept to a first Grand Slam mixed doubles title Sunday with a straight-sets victory at the Australian Open.

Serena Williams suffered a shock second-round defeat at the Auckland Classic Wednesday following her sister Venus's earlier withdrawal with an arm injury.

Muhammad Ali's fight gloves and a box of cigars signed by the Cuban revolutionary leader Fidel Castro are among some of the highlights in an auction of memorabilia steeped in sporting history.

Skipper Rafael Marquez scored an 89th minute winner as Mexico stunned the United States 2-1 in a thrilling World Cup qualifying duel between the arch-rivals here Friday.

Major League Soccer attendances climbed to record levels for a third straight year this season, putting the US top flight above

While Americans are engrossed in Donald Trump's vulgar and offensive comments on women, and allegations about his sexual misconduct with multiple women in the past, seemingly the US Administration is busy teaching the pro-Iranian Houthi rebels a lesson.

American Luke Aikins has become the first person to jump from 25,000 ft (7,620m) without a parachute, landing safely in a net.

Teenager Borna Coric complete an unlikely comeback for Croatia as the small Balkan nation beat the United States 3-2 in a Davis Cup quarter-final in Oregon.

Lionel Messi sensationally announces his retirement from international football after Argentina crashed to an upset defeat against Chile in the final of the Copa America.

The father of a gunman who killed 50 people in an Orlando gay club says he did not know that his son had "hatred in his heart".

Chile has a controversial 101st-minute penalty to thank for Friday's 2-1 win over Bolivia as the side's Copa America Centenario campaign is re-ignited in Group D.

Muhammad Ali will be laid to rest Friday, the culmination of a two-day farewell for the beloved boxing legend and civil rights hero who electrified crowds the world over.

Philippe Coutinho strikes a spectacular hat-trick and Renato Augusto scores twice as Brazil crush Haiti 7-1 in their Copa America Centenario Group B match at the Citrus Bowl.

The world is invited to the funeral of Muhammad Ali in his hometown on Friday where the boxing legend's life will be celebrated with a public funeral procession and memorial service.

Eight times champions Brazil are held 0-0 by Ecuador in the glamour game as the second day of the centenary Copa America tournament muster up only one, albeit spectacular, goal from three matches on Saturday.

Lionel Messi touches down in California on Friday as Argentina prepare for the possibility that the injured Barcelona superstar may not be fit for next week's Copa America Centenario showdown with Chile.

Colombia come and spoil the party, easing to a 2-0 win over the United States in the Copa America Centenario curtain raiser in Santa Clara on Friday.

Republican White House frontrunner Donald Trump promises a top-to-bottom overhaul of US foreign policy Wednesday to put "America first" and make its allies pay up.