The sun had set shortly after they started away from the ranch, and the sky took on the brightest red colors that could be imagined. But neither of the boys felt in a humor to admire the view. They had business on their hands of a nature to engross their every thought--Jimmy, with the control of his vicious mottle mount; and Ned, in calculating what the ill-natured suspect might attempt, in order to outwit those who were pitted against him.