Police have been granted more time to question two people arrested in connection with the murder of north Belfast teenager Thomas Devlin.
Thomas Devlin was murdered as he walked home from a filling station
A PSNI spokesman said a 22-year-old man and a 22-year-old woman were arrested in Belfast on Wednesday morning.
A police spokesman said detectives had been given until Friday night to question the pair.
Thomas, 15, died after being stabbed five times as he and two friends walked along Somerton Road last August.
No-one has been charged in connection with his killing, although a number of people have been questioned.