Double Seven Day scuffle: Secret police loyal to Ngô Đình Nhu, brother of President Ngô Đình Diệm, attacked American journalists including Peter Arnett and David Halberstam at a demonstration during the Buddhist crisis.
Seven people, including four children, were killed, and 17 injured, when a pilotless FJ-4 Fury jet fighter crashed into gatherers at a family reunion at a camp in Willow Grove, Pennsylvania.