Ka taƙaita labarin:  Lauyoyin dan kunar bakin wake na Boston Marathon Dzkokhar Tsarnaev sun dakatar da shari'arsu a shari'ar hukuncin kisa na tarayya a ranar Talata bayan gabatar da wani ɗan gajeren shari'ar da ke da nufin nuna cewa ɗan'uwansa da ya mutu shi ne wanda ya shirya harin ta'addanci na 2013. Lauyan ya yarda a lokacin da ake bude jawabin cewa Tsarnaev ya shiga cikin hare-haren bam din, amma lauyan Tsarnaev ya ce shi dan shekaru 19 ne mai matsala wanda ya fada karkashin tasirin dan uwansa mai tsattsauran ra'ayi, Tamerlan, mai shekaru 26. Za a yi jawabin kammalawa a ranar Litinin mai zuwa, 6 ga Afrilu. Gungura ƙasa don bidiyo. FILE - A cikin wannan 5 ga Maris, 2015 fayil na kotun kotun, Dzhokhar Tsarnaev, a tsakiya, an nuna shi tsakanin lauyoyin kare Miriam Conrad, hagu, da Judy Clarke, dama. FILE - Daga hagu, Krystle Campbell, mai shekara 29, Lu Lingzi, dalibar jami'ar Boston daga kasar Sin, da Martin Richard, mai shekara 8, duk wadanda aka kashe a hare-haren bam a kusa da layin karshe na Boston Marathon. Lauyan ya bayyana a sarari tun daga farkon shari'ar cewa dabararsu ba ta samun kuɓuta ga Tsarnaev ba amma don ceton shi daga hukuncin kisa. Idan masu gabatar da kara suka yanke wa Tsarnaev hukunci - lamarin da ya zama kamar yanke hukunci ne saboda laifin da ya yarda da shi - za a nemi wannan juriya ta yanke shawara ko ya kamata a kashe shi ko kuma ya shafe sauran rayuwarsa a kurkuku. A lokacin da aka gabatar da karar, mai kare ya kira wani masanin binciken wayar salula wanda ya nuna cewa Tsarnaev yana Jami'ar Massachusetts-Dartmouth lokacin da Tamerlan ya sayi sassan bama-bamai guda biyu da aka yi amfani da su a harin na 2013, ciki har da tukwane masu matsin lamba da BBs. Sun kuma kira Mark Spencer, masanin kimiyyar bincike na dijital, wanda ya ba da shaida game da tarihin kwamfutar Tamerlan da sha'awarsa game da adabin jihadi da koyon yadda ake kera bama-bamai. Lauyan Tsarnaev ya gaya wa juriya cewa Tamerlan ne ya harbe kuma ya kashe jami'in 'yan sanda na MIT Sean Collier kwana uku bayan fashewar bama-bamai. Tamerlan ya mutu ne bayan wani harbi da 'yan sanda suka yi sa'o'i bayan kisan Collier. An kuma kira wani mai daukar hoto na FBI da fatan ya nuna cewa Tsarnaev bai yi niyya ga takamaiman mutane da bama-bamai ba....
Lauyoyin wanda ya kai harin bam a Boston Marathon Dzkokhar Tsarnaev sun kammala shari 'arsu a yau bayan sun kira shaidu hudu kawai. Kungiyar kare ta yarda cewa Tsarnaev ya shiga cikin fashewar bama-bamai, amma suna kokarin ceton shi daga hukuncin kisa. Sun kira wani mai nazarin wayar salula don tabbatar da Tsarnaev bai kasance tare da dan uwansa ba lokacin da ya sayi kayan don yin bama-bamai. Har ila yau, an kira shi zuwa ga mai shaida shi ne masanin ilimin kimiyyar lissafi wanda ya shaida game da tarihin kwamfutar Tamerlan, wanda ya hada da shafuka game da yadda za a yi bama-bamai. An kira wani mai daukar hoto na FBI don gwadawa da tabbatar da cewa'yan uwan ba su yi niyya ga wasu mutane ba tare da sanya bama-bamai. Lauyan ya yi ikirarin cewa Tsarnaev yana da matsala kuma ya fadi a ƙarƙashin rinjayar ɗan'uwansa, Tamerlan. Idan alkalin ya yanke hukuncin Tsarnaev za su yanke shawara ko a kashe shi ko kuma a yanke masa hukuncin daurin rai da rai a gidan yari.