Tchassen realized he didn't dare risk falling asleep. Tynia or Briggan might be Earth people, waiting for the chance to finish the job they had begun when the Nevada station was destroyed. After a brief hesitation, the Captain took another shock capsule from his belt pouch and choked it down. The drug would keep him awake, although it was dangerous to take a second capsule so soon after the first; there were sometimes emotional side-affects which were unpleasant.
"One of us should stay on guard," Briggan said. "We could take turns at it, Captain—two hour stints until dawn."
"Good idea, Briggan. I'll stand the first watch."
"I was going to volunteer—"
"No; you're tired; you and Tynia need your sleep."
"You're too considerate of us, Captain." The overtone in Briggan's voice suggested far more than he actually said. He lay back on his blankets, but he did