The man wanted by police in New Brunswick, Canada, for killing three officers and wounded two more, has been arrested, the Royal Canadian Mounted Police has said.
Justin Bourque arrested by RCMP at 12:10 in Moncton. He is in police custody. Residents of north Moncton can now leave their homes.
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The annual event has earned a place in the record books ahead of the grand final of the 60th anniversary show in Austria this evening.
Local authorities said the move is necessary to "avert the growing number of deaths and increasing harm linked to psychoactive substances".
Some students argued that the centuries-old tradition of wearing gowns, suits and mortarboards to exams was 'archaic' and looked elitist.