Missouri Amendment 3: What does it say? What does it mean? How can I help? The Diocese of Kansas City-St. Joseph will present an informative session about this proposed amendment that will be on the November 2024 ballot. The session will be hosted by the Cathedral of Saint Joseph, Missouri Amendment 3: What does it say? What does it mean? How can I help? The Diocese of Kansas City-St. Joseph will present an informational session about the proposed Missouri Amendment 3 that will be on the November 2024 ballot. The St. Joseph Cathedral will host the session at 519 N 10th St, St Joseph, MO 64501.