Two Korea Times columnists ― Emanuel Pastreich and Stephen Costello ― feel "cautiously" optimistic about the upcoming U.S. and North Korea summit after the success of the inter-Korean summit. ― ED.

The big question today after the successful Inter-Korean summit is what sort of a summit will be held between U.S. President Donald Trump and Chairman Kim Jong-un of the Democratic People's Republic of Korea in May or June.

Trump suggests Korea's Panmunjeom for Kim summit 2018-04-30 22:57  |  North Korea 'Diplomatic war' looms large over North Korea's denuclearization 2018-04-30 16:51  |  Politics Trump-Kim summit to take place in 'three or four weeks' 2018-04-29 10:02  |  North Korea Trump on North Korea: 'Things are going very well' 2018-04-29 00:15  |  North Korea The success of the Inter-Korean summit vastly increases the probability that such a summit will occur, but because such an event is unprecedented, and there are tremendous domestic political conflicts in Washington, D.C., the road forward may not be smooth.