Jason Collins, the NBA’s first openly gay player who went on to become a pioneer for inclusion and an ambassador for the league, has died after an eight-month battle with an aggressive form of a brain cancer, his family announced Tuesday.

Jason Collins, the NBA’s first openly gay player who now serves as an ambassador for the league, is undergoing treatment for a brain tumor, his family says.

Spain's Rafael Nadal prepares to serve against Mackenzie McDonald of the U.S. in the second round match of the French Open tennis tournament at the Roland Garros stadium in Paris, France, Wednesday, Sept. 30, 2020. That is the tiny weight difference between the old French Open ball that Rafael Nadal happily bashed in winning his 12th title last year and the new one riling him in his chase for No. When the tournament announced the selection last November of the Chicago-based manufacturer, replacing French firm Babolat that sponsors Nadal, the coronavirus was unheard of. The French Open got pushed to September, becoming the last of only three Grand Slams this year, after Wimbledon canceled for the first time since World War II. “Tennis is a mental sport, he may be making comments just to take pressure off himself," he said.