Harry Smith set up a try for Wigan Warriors team-mate Adam Keighran in their 2026 Challenge Cup final win [SWPix]Wigan Warriors half-back Harry Smith has signed a four-year contract extension to remain with the Super League club until the end of the 2030 season.The 26-year-old started in their Challenge Cup final victory over Hull KR at Wembley last month, the third time he has won the competition with Wigan.Smith was also part of their quadruple-winning 2024 squad and has won the Super League G