Dr. Carson plans to remain in the race for president despite being behind. SUBSCRIBE to ABC NEWS: Watch More on .
Dr. Carson plans to remain in the race for president despite being behind.
Dr. Carson plans to remain in the race for president despite being behind. Dr. Carson plans to remain in the race for president despite being behind.
FULL SPEECH HD Trump Winning Speech SC - JEB Drops Out! - Donald Trump Winning Speech Caucus South Carolina Primary HD Trump wins South .
