MARK McPherson says an apology from the middle man in a deal to sell a pistol used to murder his son is merely a hollow gesture unless he reveals who sold him the gun. http://www.news.com.au/national/south-australia/charles-alexander-cullen-apologises-to-parents-of-lewis-mcpherson-for-supplying-pistol-used-in-his-murder/story-fnii5yv4-1227077772780
