While on one flight in February 1918 , Crawford 's aircraft was shot at .
While on one flight in February 1918 , Crawford 's aircraft was forced to land in German - held territory ; he and his co-pilot were taken as prisoners of war .
While on one flight in February 1918 , Crawford 's aircraft was shot at and forced to land in German - held territory ; he and his co-pilot were taken as prisoners of war .