Kenneth Bae, 44, who was born in South Korea but is an American citizen, has been held since November when he visited the North Korean city of Rason.
He was tried in the country's Surpreme Court on charges of plotting to overthrow the government but the exact nature of his alleged crime has not been revealed.
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Police shut down roads and evacuated homes near the suburban embassy as they attended to the report of a "suspicious item".
Kurds of all ages inked their fingers at the ballot box as they cast their vote in a historic and controversial independence referendum.
Prince Harry and his girlfriend Meghan Markle have been pictured together for the first time at an official event.