Original sentence: Movement to the target area was typically by long, roundabout routes to conceal the mission and fool enemy observation.. Once they had reached the target, infiltrators in the advance units spread themselves around the perimeter according to their assigned tasks
Edited sentence: Movement to the target area was typically by long, roundabout routes to conceal the mission and fool enemy observation.Once they had reached the target, infiltrators in the advance units spread themselves around the perimeter according to their assigned tasks