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.
Botswana's Isaac Makwala was refused entry to the London Stadium on Tuesday after earlier being withdrawn from the night's 400 metres final at the World Championships after falling victim to an outbreak of sickness that has hit scores of competitors.
According to IAAF medics I am apparently suffering from food poisoning which has affected several other athletes in the athletes' hotel, Botswana's Isaac Makwala wrote on his Facebook page.
There was plenty of other Track & Field action that demanded our attention and we've given them their due. So scroll down to view some of the best images that went into making this World Championships a memorable one...
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.
South African flag-bearer Caster Semenya powered to the 1,500 metres title at the Commonwealth Games on Tuesday, keeping her bid for a golden double at the Gold Coast intact.
The events on Day 1, Day 2, Day 3, Day 4 and Day 5 of the Games were well captured and here we document all the action from Day 6, in pictures...
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.
Olympic champions Elaine Thompson-Herah, Selemon Barega, Armand Duplantis, Steven Gardiner, Emmanuel Korir, Hansle Parchment and Karsten Warholm were all beaten.
Norovirus is known as the 'winter vomiting bug'.
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.
Yohan Blake had to settle for a second bronze and Elaine Thompson a single silver as Jamaica's vaunted sprinters failed to fire in the relays on the final day of athletics at the Commonwealth Games on Saturday.
World champion Muktar Edris, who beat Farah at the World Championships in London two weeks ago, was among the trio left sprawled on the track in the Briton's wake as Farah dived over the line.
Usain St Leo Bolt can still have his final sporting wish granted.
Brief profile of five male athletes to watch out for at the August 22-30 world championships in Beijing.
Caster Semenya put aside the controversy over a planned rule change in athletics regarding hyperandrogenism to win the women's 1,500 metres
A round-up of all the results from the 16th World Athletic Championships in London
Captain Rani Rampal's clinical strike helped India beat South Africa 1-0 to seal their place in the semi-finals of the women's hockey event at the 2018 Commonwealth Games in Gold Coast, on Tuesday.