Hyunkag Cho, Michigan State University (IMAGE) Michigan State University Caption A study co-authored by Michigan State University's Hyunkag Cho explores the risk factors of a mass shooting. Credit Michigan State University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.