In the midst of what could be the final match of Rafael Nadal's career, Serena Williams shared a message to a fellow legend of the tennis court. In a post

Novak Djokovic, the third piece of the era's Big Three, had posted his own message to Nadal a month ago and had even asked Nadal to stay a little longer. But a more recent message

Rafael Nadal is heading into retirement after Spain was eliminated from the Davis Cup MALAGA, Spain — Rafael Nadal’s remarkable tennis career came to end on Tuesday and he heads into retirement after Spain lost to the Netherlands in the quarterfinals at the Davis Cup Final 8.