San Antonio Spurs head coach Gregg Popovich's wife, Erin, died today, per a release from the team. She had been battling an illness for some time.

Here is the statement from the Spurs:

With deep regret the San Antonio Spurs announce that Erin Popovich, wife of Spurs Head Coach Gregg Popovich, passed away earlier today. Erin and Gregg were married for four decades and were blessed with two children and two grandchildren. “We mourn the loss of Erin,” said Spurs General Manager RC Buford. “She was a strong, wonderful, kind, intelligent woman who provided love, support and humor to all of us.” The organization asks media to respect the family's privacy during this difficult time.

This is an extremely sad time for Popovich as the Spurs are in the midst of a playoff run. Our thoughts and prayers go out to him and his family.