Top nat’l labor union leader writes in @NewsOK: Natural gas aspwv1970-01-01T00:00:00-05:00January 1st, 1970|Twitter| Top nat’l labor union leader writes in @NewsOK: Natural gas is crucial to a clean-energy future https://t.co/iB8JvNHYNz #fracking Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail