KANSAS CITY, Mo. — One person is dead and around 20 others, including children, were injured when gunfire erupted during the Kansas City’s Chiefs rally, Kansas City police Chief Stacy Graves said Wednesday afternoon. A full account of those injured in the shooting has yet to be tallied, Graves said, and detectives were still investigating the events that led up to the shooting. Three people were taken into police custody. Addressing reports made on social media of fans helping to arrest a suspect, Graves said she was aware of that statement but could not confirm it had actually occurred as of …