The Oklahoma City Thunder signed reserve big man Jaylin Williams to a multi-year extension Sunday. Williams started nine games this past season and produced triple-doubles in three of them. He averaged 5.

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.

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 the rookies to the local media, made a trade and re-signed two important bench pieces.