<prompt> unaweza kugeuza matini haya ya swahilikwa kiingereza?taarifa ya usman haikutoa habari zaidi kuhusu kifo cha kiongozi huyo wa boko haram, wala kundi hilo kusema lolote kuhusiana na madai hayo.  <response>: the police department has released no details about robert gamboas death, citing an open investigation. 