South Korea’s spy agency says it has information that North Korea executed its defense chief for sleeping during a meeting and talking back to young leader Kim Jong Un.

Intelligence agency said he was killed by anti aircraft gun in April. The North Korean leader, Kim Jong Un, whose actions have shocked those in and outside North Korea.

The defence minister Hyon Yong-Chol was ordered killed by the supreme leader.

The NIS said the immediate cause of Hyon’s killing was that the chief of the North Korea’s People’s Armed Forces, 66, may have been attempting to start a rebellion against North Korea’s reclusive young leader.

According to South Korea’s National Intelligence Agency, the Defense Minister was seen dozing off during a recent military event presided over by Kim and that Hyon had on several occasions challenged the young ruler’s authority. Kim is around 32 years of age, although that has not been verified.

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The NIS didn’t specify how it obtained the information. Kim is thought to have been behind a number of high-profile purges of top North Korean officials in recent times, including, notably, his uncle Jang Song Thaek, killed in 2013 for alleged treason.

Meanwhile, Per Second News gathered from South Korean Agency Wednesday that the North Korean leader recently ordered his own aunt, a blood relative, to be poisoned.

“On May 5th or 6th of last year,” says Park. a defector, “Kim Jong Un ordered his aunt, Kim Kyong Hui, to be killed. Only his bodyguard unit, Unit 974, knew this — now senior officials also know she was poisoned.”

Park says Kim Jong Un wanted to silence his aunt, who complained angrily for months after her husband and presumed No.2 in the country Jack Theak was killed in December 2103 from Kim’s order.

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