Health and safety chiefs have launched an investigation after four people were injured by a fairground ride at Brighton Palace Pier.

Police, fire and ambulance crews were scrambled to the East Sussex pier at around 3pm to reports a part of one of the rides had come loose.

Emergency services said "initial indications" showed none of the casualties suffered serious injuries. The Health and Safety Executive said it was investigating.

The pier operators confirmed a part of one ride, called Air Race, became detached during operations and struck a passer by.

A Sussex Police spokesperson said: "Police and other emergency services are attending Brighton Palace Pier after a fairground ride was reported to have failed around 3pm on Monday (April 8).