Omaha, July 24.- The genera! executive board oL the Kuights of Labor held au informal meeting, but they did not transHOt auy business. In the afteruoon the full board began its work in secret sessiou. General Master Workman Sover?igu declared che strike was still on and taid that repiTSactatives of the order reported from Chicago that the railroads were not handling freight and could uot uuder present conditions. The railroad managers, he said, were whistling to keep up their courage.