The investigation into the gender of women's 800m world champion Caster Semenya is still ongoing, world athletics governing body said Wednesday. The 19-year-old South African dominated the 800m event in the world championships last August in Berlin, sauntering home to take the title despite coming into the event a virtual unknown.

Disgraced athletics star Marion Jones, stripped of five medals from the 2000 Sydney Olympics, has signed to play for the Tulsa Shock of the Women's NBA, the club announced Wednesday. Jones admitted in 2007 that she took the once-undetectable designer steroid THG that was at the heart of the BALCO steroid scandal, using it to help her win three gold medals and two bronze medals she was later forced to return.

American Meb Keflezighi said Wednesday that a sore left knee will keep him from running in the New York Half-Marathon, what would have been his first race since winning the 2009 New York Marathon. Keflezighi has not raced since last November, when he became the first US man to win at New York since Alberto Salazar in 1982, but he called off his New York Half-Marathon bid on March 21 to prepare for next month's Boston Marathon.

Ivory Williams, who won the US men's 60-meter indoor title last month, is out of the World Indoor Athletics Championships after being given a three-month doping suspension on Wednesday. Williams, who also won the 60m crown at the Millrose Games in January, was among the 60m favorites at the Worlds, which begin Friday at Doha, Qatar.

Rising Russian gymnastic star Kristina Goryunova will not be able to compete in the 2012 Olympics after being suspended for a year by her national federation on Wednesday for using banned medication, local media reported. Reports said that the samples taken from the 17-year-old at the national championships in November 2009, contained traces of the forbidden substance (one of furosemide analogues).

Timetable for the March 12-14 IAAF World Athletics Indoor Championships (all times GMT):Friday March 120600 W 400m Heats0600 W Triple Jump Qualification0615 M Pole Vault Qualification0620 M Shot Put Qualification0630 W High Jump Qualification0635 M 400m Heats0715 M 60m Heptathlon0730 W 800m Heats075

The lawyer for two Minnesota Vikings players who tested positive for a banned diuretic told a judge on Monday that the NFL's anti-doping rules are applied inconsistently. In opening statements in the state court trial involving Kevin and Pat Williams, lawyer Peter Ginsberg said the players' reputations have been tainted.

Phillips Idowu, Britain's world outdoor and indoor triple jump champion, has withdrawn from the World Indoor Championships in Doha later this week, it was announced Monday. Idowu, 31, pulled out following the birth of his second child last week. "I am gutted not to be representing the Aviva GB Team in Doha and passing up the opportunity to defend my title," Idowu said in a UK Athletics statement.

Ethiopian distance star Kenenisa Bekele said Monday he was uncertain of competing in the World Cross Championships in Poland later this month owing to a calf injury. The 27-year-old was forced to withdraw from the 3,000m indoor meet in Lievin, France on Friday citing the recurrence of the injury. "I am not sure whether I'll participate in Poland.

Results from the Lake Biwa marathon here on Sunday:1. Yemana Tsegay (ETH) 2hr 09min 34sec2. Tomoyuki Sato (JPN) 2:10:073. Abraham Tadesse (ERI) 2:10:464. Yukihiro Kitaoka (JPN) 2:10:515. Naoto Yoneda (JPN) 2:11:006. Kenichiro Setoguchi (JPN) 2:11:447. Satoshi Yoshii (JPN) 2:12:248.