LATEST: Sinn Féin pay tribute to Brendan Duddy for ‘significant role in development of peace process’

Brendan Duddy - the Derry businessman who played a role in securing peace in Northern Ireland has died at the age of 80.

Update 5pm: A businessman who played an important role in securing peace in Northern Ireland has died aged 80.

Brendan Duddy acted as a secret back channel link between the IRA and the British Government for more than 20 years.