Carluke in Lanarkshire to look into what he describes as “one of the most important” murders in British history and described the book he has written as a “love letter to my sisters”.George Beattie spent 20 years in jail for killing 23-year-old Margaret McLaughlin in Carluke in 1973 and has tried, and failed, to clear his name ever since.The Record told yesterday how Wilson believes Beattie was “fitted up” by police during the investigation and has identified a “more likely” suspect who he