The bodies of Bartlomiej Kuczynski, 45, Kanticha Sukpengpanao, 36, Jasmin Kuczynska, 12, and Natasha Kuczynska, eight, were found with stab wounds. An investigation has been launched into contact police had with a man at the property prior to the deaths.
Costessey deaths: Coroner fights back tears as inquests opened into family's four deaths itv.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from itv.com Daily Mail and Mail on Sunday newspapers.