by Dave Clark / with Gael Branchereau in Stockholm Agence France-Presse WASHINGTON, United States – Senior officials staged a flurry of calls and top-level meetings on Friday as they scrambled to make a proposed nuclear summit between US President Donald Trump and North Korea’s Kim Jong Un a reality. There was no immediate breakthrough, but North Korea’s foreign minister was to remain in Stockholm into Saturday for further talks with Swedish leaders, as the Scandinavian […]