"Nothing doing," murmured the senator's son, and his face took on a look of deep anxiety. "Dave——" He stopped short.
"What?"
"Nothing, only—do you really think the others were killed?"
"Let us hope not," was Dave's grave reply.
CHAPTER XXIII
LEFT IN THE DARK
The thought that their two companions might possibly have been killed by the toppling over of the sleigh filled Dave and Roger with fresh horror, and for several minutes neither of the youths spoke. They listened for some sound, but none came. Then Roger heaved a deep sigh.
"Perhaps we had better try to climb out," he suggested, timidly.