The International Testing Agency announced on October 2 that two athletes have been provisionally suspended following positive drug tests at the Asian Games in Nagoya, Aichi. Track athlete Aiana Bolatbekkyzy from Kazakhstan and tennis player Issamjon Sharifov from Tajikistan tested positive for prohibited substances.

Bolatbekkyzy, 19, tested positive for the steroid drostanolone, while Sharifov, 23, had a diuretic drug detected in his sample. Both athletes now face potential disciplinary action. The Asian Games, representing 60% of the world's population, feature more athletes than the Olympics. Read more racing coverage.

The athletics competition at the Aichi-Nagoya Asian Games starts on September 23 and runs through September 29. Notable participants include javelin throwers Rumesh Tharanga Pathirage and Haruka Kitaguchi, and marathon walker Hayato Katsuki. The event schedule includes various track and field events. Related: China Dominates Aichi-Nagoya Asian Games Athletics.

This original Runner World brief is based on reporting from Japan Running News. Visit the source for its complete reporting, context and any later corrections.