The 22-time Grand Slam champion, 38, loses to Botic van de Zandschulp of the Netherlands in a Davis Cup quarterfinal. “I achieved more than I ever believed possible,” says Nadal, who announced

Rafael Nadal bit his lower lip and his reddened eyes welled with tears as he stood alongside his Davis Cup teammates for Spain's national anthem Tuesday before what he — and everyone — knew might be the last match of his career.

The 22-time Grand Slam champion's physical limitations were laid bare in what could be his last appearance as a professional player.