The swimming rivalry between China and Australia has escalated beyond the pool, with Australian swimmer Mack Horton's comments about Chinese rival Sun Yang triggering heated confrontations.
The International Olympic Committee said it will look into the unfriendly comment Australian swimmer Mack Horton made on Sun Yang before it gave any comment.
Chinese delegation has lodged a protest to the Rio Olympics organizing committee for using a wrongly designed national flag.
Hosts Brazil were held a goalless draw with Iraq on Sunday and they will face group leader Denmark to decide their fate in the men's football tournament of Rio Olympics.
Table tennis powerhouse China opened their Rio Olympic journey in style on Sunday with both Ding Ning and Ma Long winning in straight sets, while Japan's top woman Kasumi Ishikawa and Chinese Taipei's number one Chuang Chih-Yuan suffered third round exits.
Holding tears in her eyes, a sad Li Yajun was determined to get rid of the bad memories in Rio and trained harder for the next Olympic Games four years later.
Michael Phelps made all the difference as he won the 19th Olympic gold medal and helped the U.S. men's team to victory in the 4x100 metres freestyle relay.
World number one Novak Djokovic was dumped out of Rio Games in the first round on Sunday by Argentina's Juan Martin del Potro, who also defeated him in the bronze medal match at the London Olympics.
China secured the first diving gold medal of the Rio Olympics when Wu Minxia and Shi Tingmao won the women's synchronised 3m springboard on Sunday.
The smiles or tears on the faces of these swimmers will be remembered and shared by the whole world as they smash world records of the swimming competitions at Rio Olympics.
Russia's delegation was banned from the Rio 2016 Summer Paralympic Games on August 7 due to failure in enforcing relevant anti-doping provisions.
At the Maria Lenk Aquatics Center at Rio's Olympic Park that was named to memorialize Brazil's greatest female swimmer, Chinese diving diva Wu Minxia cemented her name in Olympic history on Sunday (Monday in Beijing).