51.   Sometimes she risked her life by crossing enemy lines to give medical care to Confederate civilians.

52.   Such words resonate for one soldier found behind enemy lines.

53.   The administration is revving up foreign-language radio broadcasts behind the amorphous enemy lines and asking Hollywood to pitch in.

54.   The OSS trained him to parachute behind enemy lines.

55.   The society is open to any American flier who was shot down behind enemy lines in any war but who made it back to friendly forces.

56.   The robot was initially developed to allow surgeons to operate on patients located far away, such as on a space station or close to enemy lines.

57.   The top was camouflaged with leaves, and the trenches were supposed to trap American tanks before they could cross from enemy lines.

58.   These and other drawings were dropped behind enemy lines and printed in Das Neue Deutschland, a resistance newspaper created by the OSS.

59.   They typically work reconnaissance and counterterrorist missions behind enemy lines and train foreign armies or guerrilla forces.

60.   They, too, almost always escaped from behind enemy lines in an enemy plane, a deed as rousing as a last-minute touchdown.