Overview

• Kamar Williams, 33, from the Isle of Dogs, is sought by police for the murder of Derek Neil Thomas.
• Thomas, a 53-year-old bus driver, was found with a fatal stab wound to the chest in Stoke Newington.
• The public is advised not to approach Williams and to contact authorities immediately if he is seen.
• A 30-year-old woman has been arrested on suspicion of assisting an offender and remains in custody.
• The Metropolitan Police have released a photograph of Williams and are asking for any information on his whereabouts.