Petrol bombs and fireworks thrown at police during Derry security alert
More than a dozen petrol bombs have been thrown at police after a security alert in Londonderry.
Fireworks were also thrown at police after a suspicious object was found at Butcher Gate shortly after 11.30pm on Friday night.
It was later declared a hoax.
Police said they were attacked with fireworks and petrol bombs in the Fahan Street area.
It's understood there were no injuries.