The NBA champion Oklahoma City Thunder have taken the first step toward keeping their roster together, agreeing with center/forward Jaylin Williams on a multi-year contract extension on the big man's 23rd birthday.

OKLAHOMA CITY – The Oklahoma City Thunder has signed forward/center Jaylin Williams to a multi-year contract extension, it was announced today by Executive Vice President and General Manager Sam Presti.

The Oklahoma City Thunder have been busy this week. On top of winning the franchise title in team history, the Thunder have concluded the NBA Draft, introduced