Hard choices for US, N. Korea at talks - AFP
After a burst of hectic diplomacy, Donald Trump and Kim Jong Un's nuclear summit is on course to go ahead - but if it is to live up to the hype, both sides will need to make difficult concessions. In what would be the first breakthrough in the fraught process, North Korea and the United States may sign a peace deal that could pave the way for a cautious thaw in ties.