Examining Backpack (IMAGE) Michigan State University Caption Michigan State University forensic science student Scott Grammer, left, and Shawn Stallworth from the Michigan State Police bomb squad inspect a backpack after a pipe bomb was detonated inside during a 2008 experiment. The subsequent findings are published in a 2011 article in the Journal of Forensic Sciences. 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.