Former UN Secretary General Ban Ki-moon spoke to the media after he arrived at Incheon International Airport on January 12, 2017. /CFP Photo

Speaking before a crowd of hundreds at Incheon International Airport, Ban Ki-Moon said he was prepared to meet with the public this week before making a "selfless decision," amid expectations he will run for president. /CFP Photo

“I have already said that I’m willing to give my all for the country, and my determination remains unchanged,” Ban said. /CFP Photo

Ban also said he had seriously considered how he could put his experience and knowledge as UN secretary general to best use. /CFP Photo