On m'a dit même que le soudan a entre les mains son fils, et qu'il n'ose le laisser retourner en Turcomanie.
A more familiar expression isretourner sa veste = to be a turn-coat.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "retourner" in a variety of sentences. We hope that you will now be able to make sentences using this word.