Ka taƙaita labarin:  An yanke wa wani mutum mai nakasa hankali a jihar Colorado hukuncin daurin shekara 100 a gidan yari a ranar Juma'a saboda kisan wani malamin Montana wanda mutuwarsa ta nuna munanan abubuwan da suka faru a lokacin da ake samun bunkasar man fetur wanda ya mamaye yankunan arewacin yankin, inda ya jawo dubban sababbin mutane zuwa yankin. Michael Keith Spell, mai shekaru 25, na Parachute, Colorado, an yanke masa hukunci bayan sauraron karar a gaban Alkalin Gundumar Jihar Richard Simonton a Sidney. Spell ya amsa laifinsa a watan Oktoba na kashe Sherry Arnold, mai shekaru 43, bayan yunkurin sace sanannen malamin ilimin lissafi yayin da take gudu kusa da gidanta a shekarar 2012. An sami gawar Arnold watanni bayan haka an binne shi a cikin wani kabarin da ba shi da zurfi a wani ƙauye kusa da Williston, North Dakota. An yanke wa wanda ake zargi Lester Van Waters Jr. hukuncin a watan Disamba zuwa shekaru 80 a kurkuku a kan zargin kisan kai da gangan ta hanyar ba da lissafi. An yanke masa hukuncin kisa a bayan kulle: Michael Keith Spell, mai shekaru 25, yana zaune a Kotun Gundumar Jihar a Sidney, Mont, a ranar Juma'a, 17 ga Afrilu, 2015, kafin a yanke masa hukuncin shekaru 100 a kurkuku saboda kisan gillar da aka yi wa malamin mai shekaru 43 a shekarar 2012 a cikin man fetur mai girma na Bakken na Montana. An kashe shi ba da gangan ba: Sherry Arnold, sanannen malamin lissafi daga ƙaramin garin Sidney, Montana, yana kan gudu da safe a ranar 7 ga Janairu lokacin da ta ɓace. Spell da abokinsa ne suka ja ta cikin mota, suka yi ta kashe ta, sannan suka binne ta mil 50 daga nan a North Dakota. Lauyoyin kare sun nemi a ba da Spell a hannun jami'an kiwon lafiya na jihar don sanya shi a cibiyar da ke kula da nakasassu. Sun yi iƙirarin cewa yana da'sauƙin rikicewa kuma yana nuna hankali na ɗan shekara 11'. Sun ce matsalar kwakwalwar Spell ta sa ba zai iya bin doka ba, wanda hakan ya sa ya cancanci yin aiki a Ma'aikatar Lafiya da Kula da Jama'a ta Montana. A kwanakin da suka gabata kafin kashe Arnold, Spell da Waters sun yi tafiya zuwa Sidney daga Colorado, suna amfani da cocaine a duk lokacin da suke tafiya, a cewar hukumomi da kuma shaidar da mutanen suka yi a baya. Wadanda ake tuhumar sun zo yankin ne don neman aiki a yankin mai na Bakken. A lokacin tafiyarsu, Waters ya yi zargin...
Sherry Arnold, mai shekaru 44 da haihuwa, malamin ilmin lissafi daga Sidney, Montana, yana cikin safiya a ranar 7 ga Janairu, 2012, lokacin da aka sace ta. Michael Keith Spell, mai shekaru 25, na Parachute, Colorado, ya shaida a lokacin da ya jawo ta cikin mota yayin da abokinsa, Lester Van Walters Jr, ya yi mata fyade. Daga nan sai aka binne Arnold mil 50 daga nan kusa da Williston, Dakota ta Arewa. Masana sun ce Spell bai fahimci abin da ake tuhumarsa ba kuma ba shi da hankali ya tsaya a kan hanya. Masu gabatar da kara sun yarda cewa ba shi da lafiya amma ya ce zai iya fuskantar shari'a, yana ba da shawarar ɗaurin shekaru 100.