At the 2026 American Society of Clinical Oncology (ASCO) Annual Meeting, Peter Schmid, MD, PhD, of the Centre for Experimental Cancer Medicine, Barts Cancer Institute, Queen Mary University London, London, UK, presented final analysis results from the phase 3 KEYNOTE-522 trial (NCT03036488) evaluating perioperative pembrolizumab (Keytruda) plus chemotherapy in patients with high-risk, early-stage triple-negative breast cancer (TNBC).1 At the final analysis, event-free survival (EFS) events...