RecruitingPhase 2Drug trialBMS-986489 (Atigotatug + Nivolumab) vs Durvalumab in Limited-stage Small-cell Lung Cancer (TIGOS-LS)This is an open-label, randomized study of BMS-986489 (atigotatug + nivolumab fixed-dose combination) vs durvalumab in limited-stage (LS)-small-cell lung cancer (SCLC) participants. The main goals of this study are to: * Evaluate the efficacy of BMS-986489 vs durvalumab * Evaluate the safety profile of BMS-986489