Fresh violence breaks out at Orange Order parade in north Belfast . At least 22 police officers were injured in attacks on Monday , police say . Police were investigating reports that gunshots were fired during the disturbances . The trouble began when a group of about 100 people marched through the streets of east Belfast, carrying banners and placards with slogans such as 'Down With Terrorism' and 'No to Racist Policing'. This year has been one of the most violent in Northern Ireland since a peace agreement .
Fresh violence breaks out at Orange Order parade in north Belfast . At least 22 police officers were injured in attacks on Monday , police say . The trouble began when a group of about 100 people marched through the streets of east Belfast, carrying banners and placards with slogans such as 'Down With Terrorism' and 'No to Racist Policing'. This year has been one of the most violent in Northern Ireland since a peace agreement .