Detectives were set to arrest a prime suspect in the 20-year unsolved murder of banker Alistair Wilson before the operation was scrapped at the last moment, The Mail on Sunday can reveal.
Murder investigation launched after man, 65, fatally shot in rural Scotland as he walked his dog itv.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from itv.com Daily Mail and Mail on Sunday newspapers.