Golden State Valkyries forward Kayla Thornton will be out for the rest of the season with a knee injury, the team announced Friday. She sustained the injury in practice earlier this week and underwent surgery Friday. The team said the procedure was successful.

Golden State Valkyries All-Star Kayla Thornton suffered a season-ending injury earlier this week, much to the dismay of everyone in the WNBA.

The Golden State Valkyries are trying to make WNBA history. Just a half-game back of a playoff spot, Golden State could become the first expansion team in leagu

Expansion franchises have historically struggled in Year 1. But Golden State is fighting for a WNBA playoff spot.