Cahokia Sr. High School Lock Down Day 3 (09-28-2022) Reported by: Flex 618 of Cahokia Source, in Cahokia Heights, IL Cahokia Sr. High School 800 Range Ln, Cahokia, IL 62206 (618) 332-3730 Parents are angry, because they can’t pick their kids up, from school during the lock down. This is the third day consecutively, that the Cahokia Sr. High School has been on lock down. These parents have speculation that this is due to a student being slammed to the ground by security, that lead to injuries on the student. CahokiaHeights, CahokiaHts, CahokiaIL, CahokiaHighSchool, HighSchool, High, School, CahokiaSr.HighSchool, #CahokiaSource #flex618 #CHBN