Novak Djokovic hammered an off-key Kei Nishikori and Roger Federer put on a masterclass against Tomas Berdych as they set up a dream semi-final at the Australian Open on Tuesday.

Defending champion Djokovic recovered strongly from his five-set struggle against Gilles Simon as he ousted Nishikori 6-3, 6-2, 6-4, after Federer swept aside Berdych 7-6 (7/4), 6-2, 6-4.

Fueled by funding from Qatar, Paris Saint-Germain's crushing dominance this season has removed all suspense from the French league with 16 matches remaining.

Unless you are a PSG fan, the excitement factor has evaporated. PSG already leads closest rival Monaco by a colossal 21 points and has only setting domestic records to worry about.

The Spanish football league says it has extended the end of the January transfer window by three days to February 1 in a bid to coincide with the timing applied in other European leagues.

The league says in a statement Monday that the closing date for "the second registration period" for the 2015-2016 season is now set at Monday, February 1 at 23:59, "thus coinciding with the time limit set in most European professional leagues."

FIFA presidential candidate Gianni Infantino gained votes outside Europe on Monday when the 7-nation group of Central American soccer federations pledged its support.

The group, known as UNCAF, published a letter signed Monday by its federation presidents backing the UEFA general secretary in the Feb. 26 FIFA election to succeed Sepp Blatter.

Serena Williams attacked Maria Sharapova's strength and it helped extend her complete domination of their rivalry, earning the six-time Australian Open champion a place in the semifinals.

Top-ranked Williams beat Sharapova 6-4, 6-1 in the quarterfinals on Tuesday, her 18th consecutive victory and 19th in their 21 career meetings back to 2004.

Golden State's Stephen Curry scored 37 points and hit six 3-pointers in three quarters as the reigning champion Warriors showed they still rule the NBA's Western Conference by beating nearest rival San Antonio 120-90 on Monday.

The Spurs were chasing a win that would have left the conference's top teams only one game apart, but were never in the contest against a Warriors team that has now won 39 consecutive home games.

Juventus closed in on another record as it beat Roma 1-0 in Serie A on Sunday to keep the pressure on leader Napoli, which won 4-2 at 10-man Sampdoria.

Paulo Dybala struck again to help Juventus secure an 11th successive league win and remain two points behind Napoli, while Inter Milan's woes continued.

Real Madrid dropped its first points under coach Zinedine Zidane in a 1-1 draw at Real Betis on Sunday, while Atletico Madrid failed to regain the Spanish league lead from Barcelona after finishing goalless against 10-man Sevilla.

Madrid could only muster a second-half goal by Karim Benzema to cancel out Alvaro Cejudo's stunner. Despite seeing his team fall four points adrift of the pace-setting pair, Zidane tried to be upbeat about Madrid's performance and prospects.

Toronto extended its winning streak to a season-high eight straight by beating the Los Angeles Clippers 112-94 on Sunday, creating a bit of franchise history by sweeping both L.A. teams in the same season for the first time.

The Raptors completed a season double over the Clippers — as they also did last year — to add to the earlier sweep of the Lakers.

The Russian Olympic Committee says it has banned four Russian athletes for doping, including a former European silver medalist.

Irina Maracheva, silver medal winner in the 800 meters at the 2012 European championships, received a two-year ban, as did race-walker Anna Lukyanova, a former silver medalist at the world junior championships.