PARIS, July 27 (Xinhua) -- Germany's Lukas Maertens could barely believe his eyes when he saw the words "Olympic gold medalist" next to his name on the giant screen at the Paris La Defense Arena.
"I was overwhelmed. I stopped, looked at the scoreboard and thought, 'nah, that can't be right'," the 22-year-old said after his triumph in the men's 400m freestyle at the Paris Olympics on Saturday.
"That was an