Redsand Canyon then caleb threw that bottle down and grabbed me by my hair

Even if Riley hurried, a hurried-Riley was akin to a hurried-Sloth. Amusing to look at, but not going anywhere fast.

His gaze flickered from the superior, back to the cache, then to the easterly route that Derg had mentioned. The contents of his stomach revolted, as if taking umbrage for being jostled so unkindly. Riley's cheeks puffed -- for a brief second, it looked as if his food was going to all come back up..

But he mastered the roiling of his gullet, and nauseous, figured he best start moving if he wanted his stomach to stay put. "Okay. I'll check it out now." Simple Riley didn't think to say goodbye, though he walked at a slow enough pace Derg would have no problem calling out to him, or keeping up himself.