RT @dcexaminer: Did you know the United States leads the wor aspwv1970-01-01T00:00:00-05:00January 1st, 1970|Twitter| RT @dcexaminer: Did you know the United States leads the world in clean air? https://t.co/g2dnSGdO9t Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail
