"These crimes thrive on impunity and inaction," said Matthew Smith, the head of Fortify Rights. "Condemnations aren't enough. Without urgent international action towards accountability, more mass killings are likely."
Rex Tillerson: U.S. considers individual sanctions for Myanmar →
Smith said the decision is permanent but that organizers may revisit the idea of a Memorial Stadium performance in the future.
Kansas university cancels stadium march on annual band day →