The family of Derry teenager, Paul Whitters (15), killed by a plastic bullet fired by the RUC more than 35 years ago have issued a new appeal for witnesses.
Declassified documents from the National Archives on the dangers posed by rubber bullets.
The documents, which were found in the National Archives recently by the PFC detail concerns that technical data highlighting the lethal nature of rubber bullets might be exposed in the legal case for compensation being taken on behalf of Derry schoolboy Richard Moore who was blinded by a rubber bullet.