North Dakota pipeline protest turns violent after cultural sites destroyed

Tribal officials say at least 30 people were pepper-sprayed after confronting construction crews for destroying burial and cultural sites near a reservationA protest against a four-state, $3.8bn oil pipeline turned violent after tribal officials say construction crews destroyed American Indian burial and cultural sites on private land in southern North Dakota.Morton County sheriff’s office spokeswoman Donnell Preskey said four private security guards and two guard dogs were injured after s