"There is the possibility," Ashe pointed out, "the Reds may have more than one intermediate post. They probably have played it smart and set up a series of them to spoil a direct trace, as each would lead only to another farther back in time——"
That they were being watched by the hunters, all three were certain. That there might be other spies in the forest, they had to assume for their own safety. They might prowl at night, but in the daytime all of the time agents kept within the bounds of the roles they were acting.