Dr. Ben Carson, right, speaks at a Nov. 1, 2014 campaign rally in Abita Springs, La. for U.S. Senate candidate Rep. Bill Cassidy, R-La. (AP Photo/Scott Threlkeld)
Dr. Ben Carson said Americans are losing confidence in a government that continues to delay imposing a travel ban on Ebola-ridden West African countries. (Andrew Harnik/The Washington Times)
Dr. Ben Carson is interviewed by a radio station after speaking at the National Security Action Summit II held at the Marriott Wardman Hotel, Washington, D.C., Monday, September 29, 2014. (Andrew Harnik/The Washington Times)
Dr. Ben Carson is interviewed by a radio station after speaking at the National Security Action Summit II held at the Marriott Wardman Hotel, Washington, D.C., Monday, September 29, 2014. (Andrew Harnik/The Washington Times)
Dr. Ben Carson is interviewed by a radio station after speaking at the National Security Action Summit II held at the Marriott Wardman Hotel, Washington, D.C., Monday, September 29, 2014. (Andrew Harnik/The Washington Times)
Dr. Ben Carson is interviewed by a radio station after speaking at the National Security Action Summit II held at the Marriott Wardman Hotel, Washington, D.C., Monday, September 29, 2014. (Andrew Harnik/The Washington Times)
Dr. Ben Carson is interviewed by a radio station after speaking at the National Security Action Summit II held at the Marriott Wardman Hotel, Washington, D.C., Monday, September 29, 2014. (Andrew Harnik/The Washington Times)
Ben Carson is interviewed by a radio station after speaking at the National Security Action Summit II held at the Marriott Wardman Hotel, Washington, D.C., Monday, Sept. 29, 2014. (Andrew Harnik/The Washington Times)
Frank Gaffney, Jr., left, and Dr. Ben Carson at the National Security Action Summit II held at the Marriott Wardman Hotel, Washington, D.C., Sept. 29, 2014. (Andrew Harnik/The Washington Times)
Dr. Ben Carson speaks at the National Security Action Summit II held at the Marriott Wardman Hotel, Washington, D.C., Monday, September 29, 2014. (Andrew Harnik/The Washington Times)
Dr. Ben Carson speaks at the National Security Action Summit II held at the Marriott Wardman Hotel, Washington, D.C., Monday, September 29, 2014. (Andrew Harnik/The Washington Times)
Dr. Ben Carson speaks at the National Security Action Summit II held at the Marriott Wardman Hotel, Washington, D.C., Monday, September 29, 2014. (Andrew Harnik/The Washington Times)
Dr. Ben Carson speaks at the National Security Action Summit II held at the Marriott Wardman Hotel, Washington, D.C., Monday, September 29, 2014. (Andrew Harnik/The Washington Times)
Dr. Ben Carson speaks at the National Security Action Summit II held at the Marriott Wardman Hotel, Washington, D.C., Monday, September 29, 2014. (Andrew Harnik/The Washington Times)
Dr. Ben Carson speaks at the National Security Action Summit II held at the Marriott Wardman Hotel, Washington, D.C., Monday, September 29, 2014. (Andrew Harnik/The Washington Times)
Leaders gathered in Washington for the Black Conservative Summit were hesitant to endorse any one candidate, but pediatric neurosurgeon Ben Carson has been getting lots of positive attention, as well as others who challenge the establishment. (Associated Press)