World 400m champion Salwa Eid Naser will miss the Olympics after being handed a two-year ban following an issue of missed drug tests between March 2019 and January 2020.
Serena Williams has confirmed she will not compete at the Tokyo Olympic Games this summer.
Chef de Mission Mark England said the British Olympic Association will not set a medal target for Team GB in Tokyo due to the effects of the Covid-19 pandemic.
Tokyo 2020 organisers say visiting athletes and media crews will be monitored via GPS for the first 14 days of their stay.
Reigning Olympic tennis gold medallist Monica Puig will miss the Tokyo Games and the rest of the season after having surgery on her right shoulder.
With 52 days to go before the Tokyo Olympics, Sir Mo Farah discusses his return to the track and ambition to make history later this year.
Novak Djokovic says he is planning to play at the Tokyo Olympics so long as fans are able to attend, while Roger Federer remains unsure he will take part.
Double Olympic champion Jade Jones will spearhead Team GB's five-fighter taekwondo squad at the forthcoming Games in Tokyo.
The British Olympic Association (BOA) has confirmed Marcus Mepstead as the sole fencer who will represent Team GB at the Tokyo 2020 Olympic Games this summer.
Adam Gemili has accused the IOC of double standards and believes "all hell would break loose" if athletes' voices are silenced at this summer's Games.
Lee Westwood has become the latest golfer to withdraw himself from consideration for this summer’s Tokyo Olympics, even if he qualified to represent Team GB.
Rafael Nadal has raised doubts about his participation in this year's Tokyo Olympics amid the COVID-19 pandemic in Japan.
Kei Nishikori has expressed concerns about staging the Olympic Games in Tokyo this summer as Japan battles to contain a surge in COVID-19 cases.
Serena Williams has raised doubts over her participation at the Tokyo Olympics with the travel restrictions meaning her daughter cannot go with her to Japan.
Naomi Osaka admits the risks of holding the Tokyo Games amid the raging COVID-19 pandemic should continue to be carefully discussed.
Japanese PM Yoshihide Suga said he has never "put the Olympics first", the same day a poll showed nearly 60 per cent of people in Japan want the Olympics cancelled.
Tokyo Olympics organisers have rolled out stricter coronavirus countermeasures, including a plan to test athletes daily, as they attempt to reassure the Japanese public.
Paula Radcliffe says athletes going through their final preparations for this summer’s delayed Olympic Games must be careful not to overtrain before they get to Tokyo.
Benoit Paire has been barred from representing France at the Tokyo Olympics this summer because of his "deeply inappropriate behaviour".
Team GB women have drawn hosts Japan in the rearranged 2020 Olympics football tournament this summer.