 Leigh appealed against his sentence , which was reduced from 12 years to 9 years on 4 November 1994 . In 2002 , Dudson 's minimum tariff was cut from 18 years to 16 years . Dudson appealed again , arguing that the reduction was insufficient and that the Lord Chief Justice " had failed to reflect the continuing obligation to have regard to Dudson 's welfare . " Lord Justice Kennedy and Mr Justice Mackay dismissed this second appeal on 21 November 2003 . He was moved to an open prison in 2009 . 
