Mumbai, Oct. 15 -- At the 2016 Rio Olympics, Shaunae Miller-Uibo dived across the finish line in the women's 400m final. When she stood up, it was as the Olympic champion. Five years later, in the delayed Tokyo Olympics, she stormed past the field to become the second woman to defend her 400m Olympic crown.

The Bahamas sprinter has been away from athletics for a few years now owing to a knee injury and maternity break. The 32-year-old, however, has set her sights now on a 400m world record that has stood since the erstwhile East Germany's Marita Koch clocked 47.60secs in 1985 to the disbelief of many.

"I have won every title there is in 400m, so for me it is now about setting new goals," Miller-Uibo, the event ambassador of the Vedanta ...