![FILE PHOTO: A combination picture shows Alexanda Kotey and Shafee Elsheikh, who the Syrian Democratic Forces (SDF) claim are British nationals, in these undated handout pictures in Amouda, Syria released February 9, 2018. Syrian Democratic Forces/Handout via REUTERS - ATTENTION EDITORS - THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY/File Photo](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/NZYW2OFIXUDMEEVJT2DDAPC4YM.jpg?smart=true&auth=b857146a0bd736615291c18abea5f4e99c68dc240051940efece0431ee2386a8&width=400&height=225)
Alexanda Kotey and El Shafee Elsheikh, two alleged members of an ISIS assassination squad dubbed 'The Beatles' by their captors. Reuters
Alexanda Kotey and El Shafee Elsheikh, two alleged members of an ISIS assassination squad dubbed 'The Beatles' by their captors. Reuters
Ban lifted on UK sending evidence about ISIS 'Beatles' to the US
United States is seeking the extradition of Alexanda Kotey and El Shafee Elsheikh, accused of the killing and torture of western hostages in Syria