"Take that, you skulking Hun!" he shouted, hurling a bomb into the mouth of the dug-out. "That's the fifth I've given 'em," he added, addressing Malcolm as if to apologize for the fact that the occupants of the den were still in a state of aggressive activity. "One of our chaps has gone for some smoke-bombs. He ought to be here by now if he isn't knocked out on the way. That'll settle their hash."