Man questioned by police about father's suspicious death
Police in the North have confirmed a man being questioned about his father's suspicious death has been released.
The 23-year-old son of taxi driver Sean Quigg was freed from custody until a report is prepared for the North's Director of Public Prosecutions.
50-year-old Mr Quigg was found slumped in a chair at his home in Derry by a neighbour.
