It was supposed to be the night when Manchester City finally announced itself as a major force in the Champions League after three years of underachievement.

Instead, a 2-1 home loss to Barcelona in the last 16 on Tuesday exposed many of City's usual flaws in the big games in Europe's top competition: tactical inflexibility, lack of composure and yet more indiscipline.

IOC President Thomas Bach said Tuesday he is confident that the 2016 Olympics in Rio de Janeiro will be a "safe games."

Bach, who spoke in the capital Brasilia after a meeting with Brazilian President Dilma Rousseff, is inspecting progress on Rio's games this week with other top officials of the International Olympic Committee.

Juventus settled for a narrow 2-1 victory over Borussia Dortmund in the first leg of their Champions League last 16 tie on Tuesday to leave it all to play for in the return fixture in Germany.

Carlos Tevez fired Juventus ahead in the 13th minute but Dortmund soon leveled through striker Marco Reus following a terrible slip by Giorgio Chiellini.

A FIFA task force has recommended playing the 2022 World Cup in November-December to avoid the summer heat in Qatar.

FIFA says the task force chose the option over other proposals to play in January or May. FIFA also says the tournament should be shorter than the current 32-day schedule.

Roger Federer is skipping the Davis Cup this year after leading Switzerland to its first title in 2014.

Federer played the entire Davis Cup season last year, with Switzerland beating France 3-1 in the final. The Davis Cup was the only major competition the 17-time Grand Slam champion had not won.

Two referees who were criticized for their performances in Premier League matches over the weekend will not take charge of games in the next round in the English top flight.

Martin Atkinson and Kevin Friend have been appointed as fourth officials for games on Saturday.

Napoli beat Sassuolo 2-0 at home to move to within three points of second-placed Roma in Serie A on Monday.

Duvan Zapata and Marek Hamsik linked up for the goals, with both getting on the scoresheet in the second half.

Luis Suarez's life has changed considerably since his last appearance in an English football stadium, when he paraded Anfield holding his son in his arm after Liverpool missed out on the league title on the final day of last season.

In the intervening seven months, he has bitten another opponent — this time at a World Cup — to get a four-month worldwide ban, changed clubs to become the third most expensive footballer of all time, and gone from the main man at Liverpool to one of the supporting cast at Barcelona.

Romanian Simona Halep has climbed one place to third in the latest WTA rankings published on Monday on the strength of her weekend win in Dubai.

The list continues to be dominated by Serena Williams, whose sister Venus dropped from 11th to 17th.

Rafael Nadal has slipped a place to four in the latest ATP Rankings published on Monday after losing his first semi-final on clay in 12 years in Rio.

The third spot previously occupied by the Spaniard is now filled by Andy Murray, last in action when losing in the quarter-finals in Rotterdam 10 days ago.