Wayde van Niekerk retained his world 400 metres title in dominant fashion on Tuesday as he stormed to victory in 43.98 seconds but there was almost as much interest in the empty lane alongside him where Botswana's Isaac Makwala should have been.
Wayde van Niekerk of South Africa won the men's 400 metres gold in a world record time of 43.03 seconds at the Rio Olympic Games on Sunday.
Gomathi Marimuthu approaches CAS, appeals against doping ban
Jamaican sprinter Usain Bolt, who is set to retire after the World Championships in London next year, has been shortlisted for the 2016 IAAF World Athletes of the Year award.
Jamaica's Usain Bolt roared into Olympic history, capturing an unprecedented third consecutive 100 metres with a time of 9.81 seconds on Sunday to confirm his place in the greatest athletes.
Images from the athletics action at Stade de France, Saint-Denis, Paris, on Wednesday.
Olympic 400m champion Wayde van Niekerk says that the delay will give him time to regain full fitness after a long period on the sidelines due to injury. He had just started his competitive comeback in the last few months, giving him little time to prepare for Tokyo.
The Tokyo Games, from July 23 to Aug. 8, coincide with the year's hottest weather in Tokyo where the temperature can rise to 35 degree Celsius (95F) or more. The 1964 Tokyo Summer Olympics were held in October.
Cape Town-born Van Niekerk is the reigning 400m world champion and he broke Michael Johnson's 17-year-old world record to win Olympic Gold in Rio de Janeiro last year.
Usain Bolt delivered. Mo Farah, Elaine Thompson, David Rudisha, three world records and a dominant United States played their part too, as athletics enjoyed being back in the limelight.
Images from the World Athletics Championships in Eugene, Oregon, on Wednesday, Day 6.
Jamaican Usain Bolt and Elaine Thompson both made the shortlists for the IAAF's World Athlete of the Year awards on Wednesday after cleaning up the sprint golds at the Rio Olympics.
Kerley leads home American sweep of men's world 100m final
Botswana's sprinter Isaac Makwala ran solo to qualify for the men's 200m semi-finals in a rare sight at the World Athletics Championships in London on Wednesday after he recovered from a bout of gastroenteritis caused by norovirus, which had kept him quarantined for 48 hours.
Brief profile of five male athletes to watch out for at the August 22-30 world championships in Beijing.
Sun Yang was banned for eight years last Friday for missing an out-of-competition test in 2018, and Chad Le Clos, who lost to his rival in the 200-metres freestyle final in Rio de Janeiro four years ago, believes justice has been done.
After the curtain have come down here are some of the stunning moments from the Rio Olympics that made everyone stand and cheer.
Usain Bolt ran under 10 seconds for the first time this year as he narrowly won the 100 metres at the Monaco Diamond League meeting on Friday.
IAAF President Sebastian Coe gave a ringing endorsement to the Olympic athletics programme on Saturday, acclaiming a "remarkable week" that showed athletics is "alive and incredibly strong".
A Commonwealth Games already blighted by high-profile withdrawals suffered a hammer blow on Thursday, when the hosts' top track champion Sally Pearson was forced to pull out with a serious Achilles injury.
Ethiopia's Almaz Ayana ran the second fastest women's 5,000 metres in history as she missed out on the world record by just over a second at the Rome Diamond League in Rome, on Thursday.
A summary of sports events and persons who made news on Sunday
Wayde van Niekerk ran the fastest 400 metres since 2007 to become the first South African to win a World Championship sprint title on Wednesday.
Valerie Adams chalks up another medal for the mums.
A summary of sports events and persons who made news on Friday.
The contest for the Laureus World Sportsman of the Year award promises to be one of the most competitive ever with the likes of Usain Bolt, Cristiano Ronaldo and Andy Murray vying for top honours.
Summary of sports events and persons who made news on Tuesday
Ethiopia's Almaz Ayana was supposed to be enjoying a glorious Olympic debut after shattering the women's 10,000 metres world record last week but the occasion was somewhat marred by immediate questions about whether she was clean.
Botswana's Isaac Makwala was refused entry to the London Stadium on Tuesday after earlier being withdrawn from the night's 400 metres final at the World Championships after falling victim to an outbreak of sickness that has hit scores of competitors.
Images from the World Athletics Championships in Eugene, Oregon, on Friday, Day 8.
Andre De Grasse's withdrawal through injury has only boosted the chances of Usain Bolt and Wayde Van Niekerk stamping themselves as the headline acts of the World Athletics Championships that start in London on Friday.
Can 2018 top its predecessor in Sporting Glory?
Usain St Leo Bolt can still have his final sporting wish granted.
Any hopes that the issue of race in South Africa's sport was fading were damaged this week when the government banned its national cricket, rugby, athletics and netball federations from bidding for international tournaments due to a failure to increase their number of black players.
Caster Semenya put aside the controversy over a planned rule change in athletics regarding hyperandrogenism to win the women's 1,500 metres
The International Association of Athletics Federations (IAAF) president Sebastian Coe announced a shake up of the organisation on Wednesday aimed at ensuring there can be no repeat of the corruption scandals that have dogged athletics' governing body during his first, tumultuous, year in office.
Ten days of athletics competition at the Rio Olympics begin on Friday. Check out the 10 events not to miss at the Olympic Stadium.
A round-up of all the results from the 16th World Athletic Championships in London