people wewere publiclyy whipipped and executed. those liliving in raqqa must havave n aware of t these things, especiallyly as it's n e evena very large city. >> in october 2017, i.s. was defeated, and raqqa liberated. it's not clear if the families of these foreign i.s. members still support the ideology. but what lessons have they learned? >> life in germany is good, you can practice islam betetter thn in the islamic state, in the daesh. h having been t there, e seen it. >> back inin germany, they'll likely face trial. but it could be difficult to prove they have committed a crime. so their dream of living free back in germany could soon come true. ♪ >> >> m my name is munkh-ujin, ad i'm 19 years old. i i live in ulaanbaatatar, which is the capital city of mongolia. so, my mom works as a communications officer in the environmental sector. and my father owns his own business. he sells flowers. usually, i like to hang out with my friends. but sometimes, when i'm alone, i like to walk around the city and see what new things are bein