Overview
- Mahad Elmi, 27, left HMP Springhill near Grendon Underwood overnight between Christmas Day and Boxing Day and is considered unlawfully at large.
- Thames Valley Police describe him as a black man about 5ft 8in tall, of medium build, with medium-length black hair, a beard and brown eyes.
- He has known links to south‑west London, according to police.
- The public have been told not to approach him, to call 999 immediately if seen, and to provide information to 101 quoting reference 43250653119.
- The Mirror reported he was jailed in 2019 for running a county lines drug operation trafficking heroin and crack cocaine to Cardiff.