The string of cars waiting for the mules was already jammed with excited men when Seay rode up and dismounted. He caught sight of Lueter bent over a clevis, and he ran toward him. Putting a hand on his shoulder, Seay spun him around. “What’s happened?” he asked, his breath coming hard. “Cave in!” Lueter cried. “Tober’s already in there!” “Are the men trapped?” “I dunno. I think so. None of ’em came out!” Seay glanced desperately at his lathered horse. He could ride in, but once the horse was inside he would only be a hindrance in that crowded tunnel mouth, and Seay whirled to Lueter. “What’s Tober done?” “Called out the whole camp.” Seay raised his voice: “Kelly! Kelly!” Out of the tangle of grim-faced workmen, many trying to light lanterns and still keep a seat on the small cars, Kelly appeared, his face sweating. “Take half these men and rig up a dump grade just outside the tunnel mouth here,” Seay said harshly. “Get a track switch made as fast as you can.