 Jackson was alleged by many investigative journalists, including Joe Tiernan and Paul Larkin, of having been the man who had shot Hanna outside his home in Lurgan on 27 July 1975.Somerville was photographed alongside Jackson at Hanna's funeral.Somerville was a key player in the Glenanne gang, a loose alliance of loyalist extremists comprising the Mid-Ulster UVF and members of the security forces.