The suspects, aged 27 and 17, were apprehended on Monday evening on suspicion of murder and attempted murder. They are currently in custody at a north London police station.
The incident occurred on Thursday night when the 15-year-old victim, identified as Leonardo Reid, was found with injuries on Elthorne Road in Islington. Police and paramedics were called to the scene following reports of a stabbing, but unfortunately, Leonardo Reid was pronounced dead shortly after midnight. The 23-year-old victim, who also suffered stab wounds, was later pronounced dead at a West London hospital.