BUDAPEST—As divers descended Friday into the Danube, Hungarian authorities predicted it would take an extended search to find the 21 people still missing after a boat carrying South Korean tourists was rammed by a cruise ship and sank into the river in Budapest.
A structure to be used in the rescue operation is unloaded by a crane on the riverbank near Margaret Bridge, in Budapest, Hungary, on May 31, 2019. Zoltan Mathe/MTI via AP
