No matter how Korea plays out, Trump will not get any Peace Prize unless Kim gets one and Kim will be lionized as the mover and shaker that got it done.
Trump would not get a nobel peace prize even if he got the North Koreans to get rid of their nukes, cured cancer and lifted the entire world out of the economic doldrums.
Obama got one for being in office for about 3 weeks. Literally. He hadn’t done anything else.