Peter Singleton was shot by a masked gunman in front of his girlfriend and their three-year-old son on Column Road, West Kirby on 27 March 2003.

BBC: Peter Singleton

Keith Burnside, 37, was shot in his Rosemount Gardens home by two masked men in front of his girlfriend and two children at about 2315 BST on Monday.

BBC: Schoolgirl's rapist shot in home

Mark Moran was killed outside his house in 2000, then, three years later, his brother Jason, who police believe was involved in the Gangitano and Williams shootings, was killed by a masked gunman in front of his twin children.

ECONOMIST: Dirty deeds in Australia's most respectable city