A visit by North Korean leader Kim Jong Un to Seoul before the end of the year remains possible, South Korean President Moon Jae-in reiterated to press on Tuesday.Speaking to reporters while on an official state visit to New Zealand, the South Korean President stressed that a Seoul summit would serve to "accelerate the denuclearization in the Korean peninsula.""There is a possibility that Chairman Kim Jong Un's Seoul visit may be made within the year," Moon told a joint press conference with New Zealand's Prime Minister Jacinda Ardern in Auckland, in comments carried by Yonhap News Agency."This