NPR News GOP Twitter Debate: Dose Of Attention Deficit? By NPR Staff Published July 21, 2011 at 10:00 AM MDT Facebook Twitter LinkedIn Email Listen • 11:58 Reading Time: 0 minutes, 1 second Amy Ta / NPR GOP presidential hopefuls use 140 characters or less to answer the question: "As president, how will you avoid continually raising the debt ceiling?" Copyright 2011 NPR