Ka taƙaita labarin:  Derek Jackson, mai shekaru 52, wanda aka gano ya mutu a gidansa na Biddeston, yana da tarihin aikata laifuka da matsalolin lafiyar hankali. Wani kakan da aka gano gawarsa tare da jikansa mai shekaru bakwai da aka kashe da kuma 'yarsa mai dauke da juna biyu a cikin wani kisan kai da ake zargi da kashe kansa, an san shi da kyau ga 'yan sanda kuma yana da dogon tarihin rashin lafiyar hankali. Derek John Sharpley, mai shekaru 52, an same shi da mutuwarsa sakamakon harbin bindiga a kai a cikin dakin da aka sami gawar jikansa Jackson a cikin gado a gidansa na Biddeston, yammacin Brisbane a Queensland. 'Yarsa mai shekaru 27 Kris-Deann Sharpley, wacce ta koma garin Queensland a 2011 don kula da shi bayan mutuwar mahaifiyarta, ita ma ta mutu sakamakon raunin harbi a kai kuma an same ta a gidan wanka. Mai binciken David Isherwood ba zai tabbatar da cikakkun bayanai game da tarihin laifin Mr Sharpley ba, amma ya gaya wa Daily Mail Australia cewa babu wani abin da ya faru kwanan nan. 'Sun [dangin] sananne ne ga 'yan sanda da kuma game da tarihin aikata laifuka; gaskiyar ita ce yayin da yake da tarihin aikata laifuka, ba sabon tarihi ba ne,' in ji Sufeto Isherwood. 'Amma yana da tarihin aikata laifuka kuma babu shakka cewa yana da matsalolin lafiyar hankali.' Mista Sharpley an yi imanin cewa ya yi kokarin kashe kansa a baya kuma yana da tarihin shan miyagun kwayoyi, a cewar The Courier Mail. 'Yan sanda sun kasa bayyana lamarin a matsayin kisan kai, amma sun ce da wuya wani bangare ya shiga ciki. 'Yarsa Kris-Deann Sharpley (hagu), wacce ta koma garin don kula da shi bayan mutuwar mahaifiyarta, an same ta a gidan wanka yayin da aka sami gawar danta mai shekaru bakwai (dama) Jackson a gado. 'Dole ne in jaddada cewa muna cikin matakan farko na bincikenmu duk da haka zai bayyana cewa mutuwar biyu tana da shakku kuma mutuwar mutumin ba ta da shakku,' in ji Sufeto Isherwood. Mista Sharpley an yi imanin cewa ya harbe kansa bayan ya kashe 'yarsa da jikansa, duk da haka masu binciken ba su iya tantance dalilin mutuwar yaron ba bayan...
An gano gawar Kris-Deann Sharpley da danta mai shekara bakwai a ranar Litinin. An kuma sami mahaifinta Derek a gidan Biddeston, kusa da Brisbane. Mai binciken David Isherwood ya ce kakan yana da tarihin aikata laifi da kuma matsalolin lafiyar kwakwalwa. Har yanzu ba a san dalilin mutuwar yaron ba kamar yadda sakamakon farko na ilimin cututtuka bai bayyana ba, amma har yanzu ana binciken shanyewa da shanyewa. Ba a san mai bindigar da aka yi amfani da ita a kisan ba. ' Yan sanda sun ce mutuwar yaron da mahaifiyarsa na da ban mamaki amma mutuwar mutumin ba ta da ban mamaki.