Together with Hargest , he escaped through a tunnel that he helped to build and made his way to Switzerland in April 1943 .
Miles settled into camp routine and became a gardener , and was actively involved in escape attempts .
Together with Hargest , Miles escaped through a tunnel that Miles helped to build and made Miles ' way to Switzerland in April 1943 .
Miles settled into camp routine and became a gardener , and was actively involved in escape attempts .