Police have arrested a 20-year-old in connection with Thursday's murder in Wealdstone.

He was arrested in Harrow last night and remains in custody.

Detectives are still appealing for information about the stabbing at the Total petrol station in the High Street, in which 19-year-old Kul Hawadleh was killed and another teen was hospitalised.

Anyone with information is urged to call 020 7321 9254 or Crimestoppers anoynmously on 0800 555 111.