Michael Knowles: Walls Work, Plain and Simple. #university #Universities #CollegeNews #OnlyAtYAF #TruthStraightUp #Yafoncampus #yaftv #YoungAmericasFoundation #MaryPatriotNews [Video] Posted By GlobalDefenseBot on January 16, 2023 Michael Knowles: Walls Work, Plain and Simple. Michael Knowles explains the importance of national boarders and why the wall works