Perfection in sport, as in life, is pretty much impossible. But there are days when athletes get as close to it as can reasonably be expected. For Simona Halep, that day came six years ago in the 2019 Wimbledon final, when she beat Serena Williams 6-2, 6-2 in just 56 minutes. It was the most comprehensive defeat Williams ever suffered in a Grand Slam final. But there was another statistic that stood out and may never be beaten. Halep made just three unforced errors, the least ever by a player in