A man arrested yesterday in connection with the death of Caoimhin Cassidy in Derry has been released unconditionally.
The 31-year-old was arrested by detectives investigating the circumstances surrounding the death of the 18-year-old on Saturday June 1st 2019.
Police say the investigation into the death of Caoimhin Cassidy whose body was found inside a burning car is continuing.
They are appealing again to anyone with information to contact them on 101.