The athletics competition starts today in Paris with some new events and new rules in place. TOI takes a look at some of the main and interesting changes:
Mixed relay race walk marathon: The event makes its debut in place of the 50km individual events and will see teams, comprising one male and one female, race in the marathon distance over four stages. The male athletes will start the race and get another chance to race in the third leg. The female athletes will compete in the second and fourth legs. It's among the many firsts that will be new to the athletics competition.
