British Islamic State members captured in syria, have called for them to face justice in court. Alexanda kotey and El Shafee El Sheikh were part of a team of four is members whose british accents earned them the nickname the beatles. Us Officials Say the group are accused of executing 27 hostages. Our Home Affairs Correspondent Daniel Sandford reports. They became the most infamous gang of foreign fighters in the self styled Islamic State. Callous torturers and public executioners of hostages. Jihadijohn, his real name, Mohammed Emwazi now dead. Aine davis in prison in turkey. And the two men we now know were captured last months, Alexanda Kotey and el Shafee Elsheikh. The gang are suspected of beheading alan henning, a driver and aid workerfrom eccles, and david haines, a long time aid worker from perth. His daughter now contemplating what punishment his newly captured suspected killers should face. They should die a long, slow, painful death and i think quite a lot of people will und