American swimming journalist Braden Keith joins Brendan Telfer on It's Only Sport, to review arguably the biggest rising star of the Paris Olympics so far - Frenchman Léon Marchand. The 22-year-old Marchand has already secured three swimming gold medals at the Games, and has a chance at a fourth in the 200-metre individual medley, which is an event he won at the 2022 and 2023 World Aquatics Championships. People are already comparing him to American swimming legend Michael Phelps. Are the comparisons fair?