At the 2025 American Society of Clinical Oncology Genitourinary Cancers Symposium, Guru Sonpavde, MD, of AdventHealth Cancer Institute, provides an overview of a phase I/II trial in progress on V940 (mRNA-4157) plus pembrolizumab with or without enfortumab vedotin for resected high-risk muscle-invasive urothelial carcinoma.