Just saw this article from a link on ESPN. Thought it was interesting so I'll post it.
Why Some Tennis Matches Take Forever
Why Some Tennis Matches Take Forever
Nine-time French Open champ Rafael Nadal is one of the slowest players of the last 25 years. Roger Federer is faster than average. Novak Djokovic is slower than average — but has gotten faster. Andy Murray, on the other hand, has slowed down.