North and South Koreans freely shared jokes with each other in the Vietnamese capital city on Tuesday evening, the same day North Korean leader Kim Jong Un arrived in Hanoi for a high-stakes second summit with U.S. President Donald Trump.

Just a few miles away from the Metropole – now confirmed as the location for this week’s DPRK-U.S. talks – Pyongyang Gwan restaurant Tuesday night saw groups of South Korean citizens enjoying alcohol and food manufactured across the inter-Korean border.

And while Seoul and Pyongyang last year agreed to step-up inter-Korean civilian exchanges, the