A Kurdish security officer takes off face masks from Alexanda Amon Kotey, left, and El Shafee Elsheikh, who were allegedly among four British jihadis who made up a brutal Islamic State cell dubbed “The Beatles,” for an interview at a security center in Kobani, Syria, last year.

A Kurdish security officer takes off face masks from Alexanda Amon Kotey, left, and El Shafee Elsheikh, who were allegedly among four British jihadis who made up a brutal Islamic State cell dubbed “The Beatles,” for an interview at a security center in Kobani, Syria, last year.