escaped from custody after a hospital appointment was today jailed for 16 months. Steven Ross, 33, made his bid for freedom at Edinburgh Royal Infirmary on March 11.Ross had been taken there from Addiewell Prison where he is serving life with a minimum sentence of 20 years for the murder of 26-year-old Sean Humphrey in Glasgow in 2013.He brandished a piece of metal at prison officers and threatened to cut one of them into a hundred pieces, before locking them in cells and fleeing the scene.The attack took place as he returned to the prison van around 5.30pm after receiving treatment.
