<prompt> tafadhali geuza maudhui haya ya swahili kwenda kwa kiingereza.watu hao wenye silaha wakijaribu kukwepa kuonekana, walilisogeza kundi kwenye sehemu yenye giza - na hawakubaini kuwa usama hayumo katika kundi.  <response>: the gunmen, trying to avoid detection, moved the group under cover of darkness - and didnt notice usamas absence. 