North Korean leader Kim Jong Un's life still largely remains a mystery, despite the passage of more than six years since he inherited power following the death of his father in late 2011.But Kim, who is in his 30s, is increasingly undergoing an image transformation since being seen smiling broadly with South Korean President Moon Jae In and Chinese President Xi Jinping during talks with each of them twice this year.Before North Korea's diplomatic overtures began, under his leadership, it conducted a fast-paced string of nuclear and ballistic missile tests.When Kim was exchanging personal in…READ FULL ARTICLE