Rubuta ci gaba don wannan sakin layi - An yi zargin cewa Joshuwa ya annabta hare-haren ta'addanci da dama da ISIS, masu alaƙa da Al-Qaeda da mayakan Al-Shabaab suka yi, gami da hare-haren Nuwamba 2015 na Paris, da Jami'ar Jami'ar Garissa a Kenya, da kewaye da otal din Ouagadougou
a Burkina Faso da kuma hare-haren Brussels na 2016. An kuma yi iƙirarin cewa ya yi hasashen hare-haren bam na Boston a Amurka.