The Americans have already detained Bettmann in a safehouse and intend to transport him to the U.S. as part of their Operation Overcast/Paperclip to have him work on their own rocket program (cf.
ðɪ ɐmˈɛɹɪkənz hæv ɔːlɹˌɛdi dɪtˈeɪnd bˈɛtmən ɪn ɐ sˈeɪfhaʊs ænd ɪntˈɛnd tə tɹænspˈoːɹt hˌɪm tə ðə jˈuː.ˈɛs. æz pˈɑːɹt ʌv ðɛɹ ˌɑːpɚɹˈeɪʃən ˌoʊvɚkˈæst slˈæʃ pˈeɪpɚklˌɪp tə hæv hˌɪm wˈɜːk ˌɔn ðɛɹ ˈoʊn ɹˈɑːkɪt pɹˈoʊɡɹæm sˌiːˈɛf.