Holstered on the man’s hip was another gun—a semi-automatic pistol. Laks wondered if the drone would try to shoot that as well. But it seemed that such measures were not even necessary. The man raised his hands and laced his fingers together on the top of his head. The blinding blob of green light spread out and reconstituted itself as the arrow telling him where to go. He began to follow it; and it changed its shape in response to his movements and preceded him across the mesa as he walked back toward the compound.