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　　A North Korean court has sentenced a Korean-American man to 10 years of hard labor.

　　Kim Dong Chul was given the sentence on Fridayafter the court found him guilty on subversioncharges.

　　Kim is a naturalized citizen of the United States. He admitted last month that he had attemptedto steal North Korean military secrets. His confession took place in front of

　　reporters in Pyongyang. He was arrested in October 2015.

　　His confession came a week after a North Korean court sentenced Otto Warmbier, an Americancollege student, to 15 years of hard labor. The court acted after Warmbier said he had

　　attempted to steal a propaganda banner.

　　Observers note that North Korean officials likely pressured the confessions of both men.

　　Tensions between the United States and North Korea have risen in recent months because ofthe North's nuclear weapons and long-range rocket tests.

　　The U.S., South Korea and Japan have increased their defense readiness in response to thetests.

　　U.S. and South Korean forces held their yearly joint military exercises in March. Thoseexercises were described as the largest ever.

　　Also in March, the United Nations Security Council approved the strongest sanctions yet onNorth Korea for its nuclear and missile activities.

　　I'm Mario Ritter.