a follow-up investigation in 2011. Police in Dallas theorized that Bicking was hired by his father and Ridgway's widow to carry out the 1993 killing. See also List of unsolved murders References External links Colin Ridgway bio The Easy crime The incredible life and death of Australia’s NFL trailblazer 1937 births 1993 deaths 1993 murders in the United States American football punters athletes (track and field) at the 1956 Summer Olympics athletes (track and field) at the 1958 British Empire and Commonwealth Games Australian male high jumpers Australian murder victims Australian people murdered abroad Australian players of American football Australian rules footballers from Victoria (Australia) Australian rules football players that played in the NFL Commonwealth Games competitors for Australia Dallas Cowboys players deaths by firearm in Texas footballers who switched code Lamar Cardinals track and field athletes male murder victims Olympic athletes of Australia people from University Park, Texas people murdered in Texas Athletes from Melbourne track and field athletes in the National Football League unsolved murders in the United States