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Ex-NBA commissioner David Stern remains in serious condition after undergoing emergency surgery after he suffered a brain hemorrhage on Dec. 12.

The following statement has been issued by the NBA:

“NBA Commissioner Emeritus David Stern remains in serious condition following emergency surgery to address a sudden brain hemorrhage on Thursday. He is receiving great care and surrounded by his loved ones. The Stern family and everyone at the NBA appreciate the incredible outpouring of support. Our thoughts and prayers remain with David and his family.”

Stern served as the NBA’s longest-tenured commissioner, for 30 years.