SmallpoxPressImage2 (IMAGE) St. John's College, University of Cambridge Caption Massacred 10th century Vikings found in a mass grave at St John's College, Oxford, were part of the study. Credit Thames Valley Archaeological Services 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.