Bus hijacked and set on fire as violence breaks out for sixth night in Belfast

Prime Minister Boris Johnson has condemned the violence, saying he is ‘deeply concerned’ (Picture: Reuters/AP)A bus has been hijacked and set on fire in the sixth night of violence and unrest in Northern Ireland.Prime Minister Boris Johnson said he was ‘deeply concerned’ after reports of stones also being flung at police officers and a press photographer being assaulted in Belfast.It comes after months of tension over the controversial Northern Ireland Protocol