Reporter’s Notebook 11/30/15

Why did Ben Carson decide to visit a refugee camp?

Republican presidential candidate Ben Carson paid a surprise visit to a refugee camp in Jordan, where he visited aid workers and toured a hospital. Carson's trip came amid polls suggesting his once surging candidacy is losing ground. NBC News Campaign Embed Shaq Brewster joins with more on the neurosurgeon’s trip. ... more Duration: {{video.duration.momentjs}}