Team Sky manager Dave Brailsford has repeated calls for greater transparency amid new doping allegations against Tour de France leader Chris Froome.

Brailsford was invited onto French television to discuss Froome's power data as an expert suggested the 30-year-old Briton was not riding cleanly.

The logistics of Barcelona's North American tour are tough enough, coach Luis Enrique makes no apologies for letting stars including Lionel Messi skip the pre-season excursion.

The Spanish giants landed in Los Angeles on Sunday to begin preparations for a three-match tour that opens with a game against Major League Soccer's Los Angeles Galaxy at the Rose Bowl on Tuesday.

Restoring full diplomatic relations between Cuba and the United States could lead to Major League Baseball pre-season games on the Communist island by next year and a safer pipeline for Cuban talent.

Major League Baseball commissioner Rob Manfred said exhibition games in Cuba ahead of next April's start of the 2016 season "would be my best guess, based on the state of the conversations with the government," according to the St. Louis Post-Dispatch.

FIFA's leadership meets on Monday to decide the date of a vote to replace president Sepp Blatter as a corruption storm inflicts ever worsening damage on world football.

The meeting takes place just two days after Jeffrey Webb, until May a FIFA vice president, made his first appearance in a New York court to deny charges that he accepted millions of dollars in bribes for marketing deals. He was released on $10 million (£6.4m, 9.2m euros) bail.

If tackling 3,600km of road including seven mountain stages over three weeks wasn't hard enough, the weather has proved to be the toughest challenge at the 2015 Tour de France.

The Tour began with a heatwave in Utrecht two weeks ago and since then has been hit by crosswinds and driving rain as early as the second stage to Zeeland, when overall contenders Vincenzo Nibali and Nairo Quintana lost a minute and a half to Chris Froome and Alberto Contador.

Carlos Tevez was overshadowed on his return to Boca Juniors after 11 years away on Saturday when teammate Jonathan Calleri scored a spectacular “rabona” goal in the 2-1 win over Quilmes.

Sebastian Palacios gave Boca a first-half lead before Calleri grabbed the crucial second for the league leaders after his first attempt was blocked.

Josep Maria Bartomeu was re-elected as president of European and Spanish champions Barcelona after seeing off rival Joan Laporta.

Bartomeu, 52, polled 25,823 votes (54.63%) with Laporta, a former president, winning 15,615 votes (33.03%).

Yellow jersey wearer Chris Froome hit out at "irresponsible" reporting at the Tour de France after revealing he had urine thrown over him by a spectator during the 14th stage on Saturday.

The 30-year-old Briton blamed journalists for setting the "tone" that led to the fan's actions by accusing him of cheating during this year's race.

Andy Murray insists it is too soon for Great Britain to start dreaming of a first Davis Cup semi-final place for 34 years.

Murray joined forces with his brother Jamie to defeat Jo-Wilfried Tsonga and Nicholas Mahut 4-6, 6-3, 7-6 (7/5), 6-1 in the doubles rubber on Saturday and give Britain a 2-1 lead in their quarter-final.

Former FIFA vice president Jeffrey Webb, extradited to the United States as part of a massive soccer corruption scandal, is to appear in court later Saturday, federal prosecutors in New York said.

Webb, from the Cayman Islands, is to be arraigned at 2:00 p.m. (1800 GMT) before Judge Vera Scanlon at the United States Courthouse in Brooklyn.