Sports federations must be as vigilant in monitoring for cases of child abuse as they are for doping, Australia's Olympic chief said Thursday, revealing a welfare officer will be at the Rio Games to handle any complaints.

John Coates made the comments while giving evidence to a long-running Royal Commission into Institutional Responses to Child Sexual Abuse.

Manny Pacquiao believes his 11-month absence from boxing following last year's defeat to Floyd Mayweather has left him hungrier than ever as he prepares for his farewell fight against Tim Bradley on Saturday.

The 37-year-old Filipino insists he will retire from boxing after the third installment of his rivalry with Bradley, vowing to focus on a political career in his homeland where he is seeking election to the Senate.

Zinedine Zidane admitted Real Madrid suffered an El Clasico hangover as they crashed to a 2-0 Champions League quarter-final, first-leg, defeat at Wolfsburg on Wednesday.

Just five days after ending Barcelona's 39-game unbeaten run with a 2-1 away win, Real were humbled as Wolfsburg ignored their struggling mid-table form in Germany's top flight.

Manchester City manager Manuel Pellegrini admitted his side must not repeat the defensive errors that marred their Champions League quarter-final, first leg with Paris Saint-Germain on Wednesday despite the 2-2 draw giving them the edge.

Away goals by Kevin De Bruyne and Fernandinho at the Parc des Princes mean City have the upper hand ahead of next Tuesday's return, but those strikes sandwiched a farcical goal gifted to Zlatan Ibrahimovic and an Adrien Rabiot effort for PSG.

Swiss police on Wednesday searched UEFA headquarters as part of a "criminal mismanagement" probe into a Champions League television rights deal signed by Gianni Infantino before he became FIFA's president.

Benfica's coach Rui Vitoria has warned Pep Guardiola's Bayern Munich to expect a fight in Lisbon following the Bavarians' 1-0 win in Tuesday's Champions League quarter-final, first-leg.

Bayern's Arturo Vidal netted just 109 seconds into the first leg at Munich's Allianz Arena to give the Germans the slenderest of leads for the second leg on Wednesday April 13.

Jurgen Klopp makes his eagerly anticipated return to Borussia Dortmund on Thursday when his Liverpool side visit the German giants in the first leg of their Europa League quarter-final heavyweight clash.

Klopp spent seven years at Dortmund, guiding them to a pair of Bundesliga titles as well as the 2013 Champions League final, but is now plotting the downfall of his former employers as Liverpool bid to add to their haul of 11 European trophies.

Fernando Torres raged that Atletico Madrid are not treated equally to Barcelona by referees after his early red card turned their Champions League quarter-final, first leg around on Tuesday.

Torres had put Atletico in front at the Camp Nou before seeing two quick-fire yellow cards to leave the visitors a man light for over an hour.

Move over, Lewis Hamilton: an 18-year-old speed queen from Japan who is ruffling feathers in the male-dominated world of motor sport wants to take on the big boys in Formula One.

Once teased by fellow drivers and fans, Miki Koyama has silenced her critics by securing a full-time drive for the new Formula Four season, which kicks off its Japan Championship series in Okayama this weekend.

The Golden State Warriors' bid to surpass the Chicago's Bulls regular season record suffered a setback Tuesday as they crashed to a shock overtime defeat to the Minnesota Timberwolves.

The Warriors, chasing the legendary 1995-1996 Bulls team's mark of 72 victories, slumped to a 124-117 reverse against the Timberwolves, who have the third worst record in the Western Conference.