Motor sports

Indianapolis 500 fills 33-car starting grid — British driver Katherine Legge became the 33rd driver to qualify for next week’s Indianapolis 500, assuring race organizers of a full field. Legge was the ninth driver to make an attempt Sunday, the second and final day of qualifications. She was hired Saturday to drive the No. 81 car for Schmidt Peterson Motorsports. The only car not to qualify was the No. 17 of Mexico’s Michel Jourdain Jr. The fastest second-day qualifiers were Americans Josef Newgarden at 225.731 and Graham Rahal at 225.007.

Gray races to victory — Johnny Gray raced to his third victory of the season at the NHRA Kansas Nationals in Topeka, Kan., to regain the Funny Car points lead. Gray beat Robert Hight in the final round at Heartland Park Topeka for his sixth career victory, finishing in 4.067 seconds at 314.90 mph in a Dodge Avenger. Hight lost traction in his Ford Mustang. Shawn Langdon won the Top Fuel division, and Jeg Coughlin topped the Pro Stock field.

Cycling

Visconti wins Giro’s 15th stage — A superb solo ride up the grueling Col du Galibier gave Giovanni Visconti the victory in a weather-affected 15th stage of the Giro d’Italia on Sunday in Col Du Galibier, France, while favorite Vincenzo Nibali retained the overall lead. Atrocious weather conditions once again altered the race course and heavy snow fell at the finish as Visconti won in a time of 4 hours, 40 minutes, 52 seconds, beating Carlos Betancur and Przemyslaw Niemiec by 42 seconds. Nibali, who finished third and second in his two previous Giro d’Italia races, maintained his 1:26 lead over Cadel Evans.

Leipheimer retires — American Levi Leipheimer says he retired from professional cycling when his six-month ban for doping violations ended March 1 and he was unable to sign with a new team. Leipheimer told The Press Democrat of Santa Rosa (Calif.) of his decision Sunday.

Tennis

Nadal, Serena win in Italy — After all these years, Rafael Nadal still knows how to dominate Roger Federer. In the 30th meeting between the tennis greats, Nadal controlled the final from the start and won 6-1, 6-3 Sunday for his seventh Italian Open title in Rome. In the women’s final, Serena Williams won her fourth consecutive title of the year in impressive fashion, defeating third-seeded Victoria Azarenka 6-1, 6-3. The top-ranked American will go to Paris on a career-best 24-match winning run.

Softball

Oregon set to battle Nebraska — The NCAA Division I softball super regionals are set, and Oregon (49-9) will take on Nebraska (43-13). The dates and times of the three-game series have not been announced.

Hockey

Sweden wins world hockey title — Sweden became the first home team to win the world hockey championships in 27 years, beating Switzerland 5-1 in Stockholm on Sunday for its ninth title. Vancouver Canucks star Henrik Sedin had two goals and an assist, and Buffalo Sabres goalie Jhonas Enroth made 26 saves to help Sweden to victory.

— From wire reports