“Dayton,” Park grunted from above. “Are you stuck on something?” “No,” Cooper said, looking at his foot guiltily. The crevice was wide enough now that the moment he relaxed the tension in his body he would be hanging freely, relying entirely on the rope. And on Park. “Are you...trying to help?” Park asked, diplomatically. A polite way to ask if he was clinging to the rock because he didn’t trust Park to support him.