Former Olympic 100 metres champion Justin Gatlin continues to improve in his comeback from a doping ban when he ran 10.09 seconds but Caster Semenya endures an 800m race to forget.

Kenya's David Rudisha lowers the 800 metres world record to 1 minute 41.01 at a meeting in Rieti in Italy.

US women's marathon record-holder Deena Kastor will miss November's New York City Marathon as she is pregnant.

Caster Semenya, the women's 800 metres world champion, is named in South Africa's Commonwealth Games squad.

Kenyan Olympic gold medallist Sammy Wanjiru will face champions of the London and Boston marathons in the Chicago marathon on October 10.

Seven Pakistan track and field athletes are banned for two years each after failing dope tests in the national championships in Islamabad last month.

Kenyan David Rudisha breaks the men's 800 metres world record, clocking a time of one minute 41.09 seconds at the ISTAF athletics meeting in Berlin.

Mo Farah erases David Moorcroft's 28-year-old national 5,000m record as he becomes the first Brit to dip below the 13-minute barrier.

Perri Shakes-Drayton is the latest European Championships medallist to withdraw from October's Commonwealth Games.

Tyson Gay roars to 100m victory in 9.78 seconds - the fastest time in the world this year - at the Aviva Grand Prix in Crystal Palace.

Former 100 metres world record holder Asafa Powell withdraws from the London Diamond League meeting with a back and hamstring strain.

Former world 400 metres champion Antonio Pettigrew has been found dead, according to the University of North Carolina.

World 100 metres record holder Usain Bolt will not run again this season because of a back injury.

Justin Gatlin clocks 10.17 seconds to win his second consecutive 100 metres final since coming back from a four-year doping ban.

Tyson Gay shocks world and Olympic champion Usain Bolt by winning the 100m at the Diamond League meet in Stockholm.

American sprinter Justin Gatlin easily won his first competitive race after a four-year doping ban with a time of 10.34 seconds.

Russia claims gold in the men's 4x400m relay final with a time of 3:02.14 at the European Championships.

Germany's Christian Reif wins the men's long jump with an effort of 8.47 at the European Championships in Barcelona.

Alemitu Bekele of Turkey wins the women's 5,000m at the European Championships in Barcelona.

Russia win the women's 4x400m relay at the European Championships in Barcelona.