What 4x100 metres relay sprinter won a bronze at the British Commonwealth Games in Edinburgh, Scotland? 
Brian Green (athlete): Brian Green (born 15 May 1941 in Ormskirk) is a British former sprinter who competed in the 1972 Summer Olympics. Athletics at the 1970 British Commonwealth Games: At the 1970 British Commonwealth Games, the athletics events were held at the Meadowbank Stadium in Edinburgh, Scotland.
Brian Green