<prompt> Fingqa isihloko: Amaphoyisa ase-NSW aye aqala uphenyo ngababulali abane abanedumela elibi kakhulu kuleli ukuze athole ukuthi la madoda ayenecala yini lokubulala okungaxazululiwe. Ukubuyekezwa kwamacala angakaqulwa kugxile kumbulali wezikhwama u-Ivan Milat, owalahlwa yicala lokubulala abantu abayisikhombisa, kanye noBandali Debs, u-Ashley Coulston, noReginald Arthurell nabanye ababulali abaningi abaziwayo. Amashumi amaningi amacala okushona okungaxazululiwe ayavulwa futhi ahlolwe ukuze kutholakale ukuxhumana nala madoda yiqembu elibuyekeza elivela e-NSW Unsolved Homicide Squad, isinyathelo uMhloli uJohn Lehmann athi sasiqhutshwa isifiso sobulungisa. Ukubuyekezwa kwecala elifihlekile kugxile kumbulali wezikhwama u-Ivan Milat, owalahlwa yicala lokubulala abantu abayisikhombisa. Ngisho noma amanye amacala obugebengu emidala, ngezinye izikhathi iminyaka engu-30 edlule, futhi ababulali bevalelwe ejele, lokho akusho ukuthi kufanele siyeke, kusho uMhloli uLehmann etshela iDaily Telegraph. Kumayelana nokuthola ubulungisa kwabafile nemikhaya yabo. I-Unsolved Homicide Squad njengamanje iphenya amacala okubulala angaphezu kuka-600 angachaziwe aqala ngo-1965. Nakuba kungakenziwa izixhumanisi ezisemthethweni phakathi kwanoma imuphi umbulali owaziwayo nezisulu zabo ezingaba khona, uMhloli uLehmann wathi unethemba lokuthi ithimba elizosebenza lizokwazi ukuqoqa ubufakazi obanele bokufaka ababulali icala. Umhloli uLehmann wathi nakuba ukuhlola kwakuwumkhuba ovamile, indlela eyayisetshenziswa yayihlukile, futhi yayingavamile ngenxa yedumela lababulali. Abaningi babheka u-Ivan Milat njengombulali onedumela elibi kakhulu e-Australia, obangela ukubulawa kwabagibeli abayisikhombisa ababehamba ngezithuthi, izidumbu zabo ezatholakala eBengalo State Forest e-NSW. UMilat okwamanje ugwetshwe iminyaka eyisikhombisa ejele ngenxa yalaba babulali, kuhlanganise nalabo ababulawe ngabahambi baseBrithani uCaroline Clarke noJoanne Walters, abatholakala ngoSepthemba 1992 ngemva kokubikwa ukuthi badukile ngo-Ephreli. U-Ivan Milat ubhekwa ngabaningi njengombulali onedumela elibi kakhulu e-Australia, obhekele ukubulawa kwabahambi abangu-7 be-backpacker. Izidumbu zabo zatholakala eBengalo State...  <response>: I-NSW Unsolved Homicide Squad iphenya amacala angaphezu kuka-600 angakaphendulwa. Ukubuyekeza kuhlanganisa ukugxila kubabulali abaziwayo abanjengo-Ivan Milat. UMilat wayaziwa ukuthi walahlwa yicala lokubulala abantu abayisikhombisa. Iphinde igxile kuBandali Debs, u-Ashley Coulston, noReginald Arthurell. La madoda asolwa ngokubulala okuningi kunalokho asolwa ngakho. Leli qembu linethemba lokuthi uphenyo luzophumela emacaleni amaningi axazululiwe. Nakuba amanye amacala obugebengu emidala, akusho ukuthi kufanele siyeke 