Professional athletes honor Isaiah Thomas after sister dies in car accident

Boston Celtics' Isaiah Thomas wears a message on his shoes in memory of his sister Chyna during the fourth quarter of a first-round NBA playoff basketball game against the Chicago Bulls Sunday. The Bulls won 106-102. (AP Photo/Michael Dwyer)

SEATTLE — Professional athletes took to Twitter to show their support for Isaiah Thomas, who played today's playoff game with the Boston Celtics, just one day after finding out that his younger sister, Chyna, died in a car accident in Federal Way.

>> See photos of Isaiah Thomas' tribute to his sister during the NBA playoffs.

Seahawks quarterback Russell Wilson was amazed:

Seahawks cornerback Richard Sherman gave Thomas some pregame motivation:

JR Smith, of the Cleveland Cavaliers, offered the following:

Boston Red Sox legend David Ortiz also gave his condolences:

Pheonix Suns guard Goran Dragic gave his best to his former teamate: