North Korea is preparing to hold a large-scale military parade to mark the 80th anniversary of the ruling Workers' Party of Korea on Oct. 10, a source close to South Korea's armed forces said Thursday.The source said the North may stage a nighttime parade with tens of thousands of troops. The South Korean military has stepped up surveillance, detecting movements of vehicles and signs of preparations.High-ranking officials from China and Russia are expected to attend, with North Korea apparently aiming to present the event as an international gathering.The country's state-run Korean Central …READ FULL ARTICLE