Just 21% of U.S. adults are on Twitter, and only 15% of all Republican voters follow Donald Trump on Twitter

Just 21% of U.S. adults are on Twitter, and only 15% of all Republican voters follow @realDonaldTrump on Twitter.https://t.co/hZyod1K6no

— Frank Luntz (@FrankLuntz) May 20, 2018