Jack Kochanowicz news archive covering the Los Angeles Angels pitcher from his MLB debut through ongoing development. Articles include his July 2024 promotion, first major league victory against the Washington Nationals on August 11, 2024, full 2025 rotation workload, and the June 2026 announcement of Tommy John surgery. The tag also tracks minor league milestones, 40-man roster protection, and Angels roster moves related to the right-handed starter wearing jersey number 41.