More trouble has flared in Londonderry on the Twelfth Night, with petrol bombs being thrown at police.
According to the PSNI, a large crowd has gathered in the area of Derry’s Bogside.
Police are warning that young people are involved and are urging parents to make sure their children are not getting involved in the disorder.
Motorists are asked to avoid the Lecky Road flyover due to an ongoing disturbance.
Officers have come under attack throughout the week.
On the Eleventh night, crude pipe bombs were thrown in what the PSNI said was a second attempt to murder officers.
On Tuesday, dissident republicans fired shots at police patrolling in the area around the city's walls.