"You don't have to be loud to be energetic."

Donald Trump takes on Ben Carson as neurosurgeon rises into second place http://t.co/pLNtyeMQ7w

— The Guardian (@guardian) September 13, 2015

Ben Carson coolly defended himself against Donald Trump’s claim that he lacked energy. http://t.co/hirKtWpWJH pic.twitter.com/3Y8b7ufQat

— NYT Politics (@nytpolitics) September 13, 2015

Carson now trails Trump in Iowa by just 4-pts, 29-25%. But Trump crushes the field in NH. Leads 2nd place by 28-pts http://t.co/evcjh7ww2e

— Brandon (@Brand_Allen) September 13, 2015

Ben Carson on Syrian refugees: We don't want another Boston bomber moment http://t.co/LTJzgwbqgq pic.twitter.com/EhgAP6Hgvy

— HuffPost Politics (@HuffPostPol) September 13, 2015

"People who say that religion has nothing to do w/ their life, probably don't know exactly what religion is."-Carson pic.twitter.com/xDMCWFC5xP

— Fox News (@FoxNews) September 13, 2015