Addressing the Pistons’ contract standoff with Jalen Duren for the first time at Monday’s media day, president of basketball operations Trajan Langdon indicated that however the situation is resolved, he expects the young center to be on Detroit’s roster in 2026/27. Langdon also hinted that the team isn’t planning to push back the October 1 deadline for Duren to accept his qualifying offer. “He has until Thursday to make a decision, and we will …