In the photo above, North Korean leader Kim Jong Un smiles during a visit to the Chonji Lubricant Factory, in this undated photo released by North Korea's Korean Central News Agency (KCNA) in Pyongyang on Aug. 6, 2014.
. Kim Jong Un visits the Seoul Ryu Kyong Su 105 Guards Tank Division of the Korean People's Army (KPA) in Pyongyang, on Jan. 1, 2012. North Korea called on its people to rally behind new leader Kim Jong Un and protect him as "human shields" while working to solve the "burning issue" of food shortages by upholding the policies of his late father, Kim Jong Il.
. Kim Jong Un, accompanied by his wife Ri Sol Ju, left, touches a display as they inspect the Rungna People's Pleasure Ground in Pyongyang on July 25, 2012.
. Kim Jong Un stands on the conning tower of a submarine during his inspection of the Korean People's Army (KPA) Naval Unit 167 in this undated photo released by North Korea's Korean Central News Agency in Pyongyang on June 16, 2014.
. Kim Jong Un smiles while enjoying a ride at the Rungna People's Pleasure Ground in Pyongyang on July 25, 2012.
. Kim Jong Un waves from a boat during his visit to the Wolnae Islet Defence Detachment in the western sector of the front line, which is near Baengnyeong Island of South Korea, on March 11, 2013.
. Kim Jong Un meets with children at an orphanage as he visits the Taesongsan General Hospital in Pyongyang in this undated photo released on May 19, 2014.
. Kim Jong Un rides a horse in this undated still image taken from video at an unknown location released by North Korean state TV KRT on Jan. 8, 2012. North Korea's state television broadcasted a documentary of its supreme commander Kim Jong Un on his birthday, seen as an effort to idolize the young and untested leader.
. Kim Jong Un visits the August 25 Fisheries Station under the Korean Peoples' Army (KPA) 313 Unit in this undated photo released on Dec. 16, 2013. Kim spent a whirlwind weekend making public appearances around the country, which analysts said were intended to demonstrate his firm grip on power following the shock execution of his uncle.
. Kim Jong Un visits the Thrice Three-Revolution Red Flag Kamnamu (persimmon tree) Company under the Korean People's Army Unit 4302 in this undated photo released by the KCNA news agency in Pyongyang on Aug. 24, 2012.
. Kim Jong Un rides a ski lift during his inspection tour at the Masik Pass ski resort, near Wonsan, North Korea in this undated photo made available on Dec. 31, 2013.
. Kim Jong Un and former NBA star Dennis Rodman watch an exhibition basketball game in Pyongyang, on Feb. 28, 2013.
. Kim Jong Un points to a computer screen with soldiers of a long-range artillery unit during its firing drill at an undisclosed location in North Korea, in this undated photo released on April 27, 2014.