"It's a complete disregard for the judgment of those leaders who were put there to hear all the evidence and decided whether somebody was a murderer or not," said a lawyer who specializes in U.S. military cases.
Jihadi group says pair were killed for "practicing and promoting homosexuality."
The Somali group has historic ties to Al-Qaeda, but now ISIS is making a play for its support.
Ethnic divisions flare in Kenya in the wake of the al-Shabaab massacre which killed 148 people.
Being named in Senate expose opens the possibility of seeking justice for Mohammed al-Asad