The previous long course best of 57.57 was set by US swimmer Regan Smith at the 2019 World Championships.
Tejas Shirse broke the previous national record of 13.48 seconds set by Siddhanth Thingalaya in 2017.
India's ace sprinter Dutee Chand qualified for the Tokyo Olympics in both 100m and 200m races via the world rankings quota on Wednesday.
The 22-year-old, nicknamed the "French Michael Phelps", carried the expectations of a nation into his first event but he simply crushed his rivals in a swim of four minutes and 2.95 seconds that broke the Olympic record and flirted with his own World record mark.
Images from the Olympics swimming action at the La Defense Arena, Paris, on Saturday.
Gout Gout underlined his startling potential and earned more comparisons with Usain Bolt by running the 200 metres in a wind-assisted 19.98 seconds at the Queensland state championships.
Defending champion Elaine Thompson-Herah led home a Jamaican clean sweep in the Olympic women's 100 metres final on Saturday, posting an amazing 10.61 seconds to become the second-fastest woman in history.
Usain Bolt is going to be back at the Olympics after eight years.
The Swede broke his own pole vault world record with a 6.24 metres effort in the first Diamond League meeting.
Kirsty Coventry's journey from the Olympic podium to the highest office in sport has been marked by excellence, resilience, and reform.
Elaine Thompson-Herah, the only one of Jamaica's "Big Three" women to show up at the Commonwealth Games, was rewarded with the 100 metres gold medal on Wednesday, while Kenya's Ferdinand Omanyala powered to the men's title.
Khatua was the joint record holder of 18.06m with Manpreet Kaur before this event. But with her fifth round hurl of 18.41m at the Kalinga Stadium, she became the sole national record holder.
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Missy Franklin surprised herself by going second-quickest behind Australia's Cate Campbell with a personal best in the heats for the women's 100 metres freestyle on Thursday as the American teenager chases a fourth world championship gold of the week.
Images from Friday's events at the World Indoor Athletics Championships in Nanjing, China.
Karnataka's 14-year-old swimming sensation Dhinidhi Desinghu won her fourth gold medal, even as weightlifters continued to impress with Manipur's Bindyarani Devi smashing a National record, on a day when the tiny northeastern state rose to the top of medal tally at the National Games on Friday.
With the retirement of three-time champion Usain Bolt, the 100m will have a new gold medallist at Tokyo 2020.
The Indian 4x100m women's relay team broke the 18-year-old National record to finish in 4th position at the IAAF World Challenge in Beijing on Wednesday. The 4x100m women relay team comprising Dutee Chand, Srabani Nanda, HM Jyoti and Merlin Joseph clocked 44.03s to finish the race, breaking the 18-year-old record of 44.43s created by the quartet of Saraswati Dey, Rachita Mistry, EB Shyla and PT Usha on July 22, 1998 in Fukuoka, Japan.
Junior National team chief coach Ramesh Nagpuri was suspended by the National Anti Doping Agency for "complicity" in doping and seven athletes were in dock for "evading" tests after a slew of dope cases rocked Indian athletics.
American Kenny Bednarek, a twice Olympic champion, built up an enormous lead around the turn and stumbled through the tape to win the 200m in 20.07, three-tenths of a second ahead of Briton Zharnel Hughes, and clinch the men's short sprints slam.
Ace Indian swimmer Srihari Nataraj finished seventh in the men's 100 metres backstroke at the Commonwealth Games in Birmingham on Saturday. Chasing an elusive medal in the able-bodied CWG swimming events, the 21-year-old was fifth in the 50m split but was pushed further back in the tough first lane and finished with a timing of 54.31s.
Images from the Olympics swimming action at the La Defense Arena, Paris, on Thursday.
The top eight finishers in the World Relays on May 1 and 2 at Chorzow in Selisia will get automatic berths in the Tokyo Games, scheduled to begin on July 23.
Periault and Duffy were running shoulder to shoulder but the Frenchwoman pulled away from the Bermudan on the third lap of the run.
Trayvon Bromell, the fastest in the world this year and favourite to win the Olympic men's 100 metres gold, sneaked through the first-round heats as a fastest loser on Saturday, pouring even more intrigue into Sunday's final.
Images from Saturday's events at the World Athletics Indoor Championships, at Nanjing Youth Olympic Sports Park, Nanjing, China.
Yarraji fails to qualify for semifinals of 100m hurdles, finishes 4th in her repechage
Powered by awesome running from her team members Olympic 200m Gold medalist Gabby Thomas, 100m Bronze medalist Melissa Jefferson and Twanisha Terry, Sha'Carri Richardson ran a super fast final leg to ensure that the US won its first Olympic gold medal in the 4x100 relay since 2016.
Peaty had swum a Commonwealth Games record 58.59 on Friday but appeared to be content to just win the race rather than challenge his own world record of 57.13 that he set at the Rio Olympics in 2016.
Images from the World Athletics Championships on Sunday, Day 3, in Oregon.
Images from the Olympics swimming action at the La Defense Arena, Paris, on Wednesday.
Double Olympic medallist Neeraj Chopra is among 23 athletes whose competition artefacts have been inducted into the World Athletics Heritage Collection.
Railways sprinter Merlin K Joseph smashed the 13-year-old national record in women's 100m race in the semi-finals on Sunday, but could manage only a bronze in the finals on the second day of the 53rd National Open Athletics Championships in Ranchi.
India rewrote several records and unlocked some new firsts at the Paralympic Games.
Kenya's Faith Kipyegon shattered the women's mile World record, while compatriot Ferdinand Omanyala won the men's 100 metres in a photo finish at the Monaco Diamond League meeting on Friday.
Vithya Ramraj equalled the legendary P T Usha's national record in the women's 400m hurdles.
Images from the Olympics swimming action at the La Defense Arena, Paris, on Sunday.
The 23-year-old Jamaican destroyed his rivals in Zurich to equal the record of 9.77 seconds he shares with American Justin Gatlin.
The World and Olympic champion broke the 100 metres world record with a time of 9.76 seconds at an IAAF Super Tour meeting on Friday.
Australian dominator Kaylee McKeown crushed Regan Smith to extend her reign over the 100 metres backstroke before Irish trailblazer Daniel Wiffen became his nation's first man to win an Olympic swimming medal with 800m freestyle gold on Tuesday.
India's Navdeep Singh claimed gold medal in a dramatic men's javelin throw F41 final while Simran won the bronze medal in the women's 200m T12 final at the Paralympic Games in Paris on Saturday.
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