A South Korean man who was held captive by militants in Libya... returned to his homeland earlier this afternoon,... 315 days since he was first kidnapped.<br /> Speaking to reporters upon his arrival, Joo thanked the government for its rescue efforts,... and extended his gratitude to the United Arab Emirates as well,... which played a crucial role in the process at the request of the Blue House. <br />Though his initial physical check-ups showed he was in good health,... Joo said that he had lost around 10 kilograms in body weight.<br />He also left a message to four South Korean residents who refused to leave Libya,... expressing concerns for their well being... and encouraging them to leave the country.<br />Joo, who was an employee of a waterway management company,... was kidnapped by a group of armed militants in Libya last July. <br />