Diplomatic dance or standoff? North Korea and U.S. tread cautious line

FILE PHOTO: U.S. and North Korean national flags are seen at the Capella Hotel on Sentosa island in Singapore June 12, 2018. REUTERS/Jonathan Ernst

SEOUL (Reuters) - While North Korea's barrage of complaints about U.S. President Joe Biden's policies over the weekend might appear to be ratcheting up tensions, some signs suggest Pyongyang hasn't ruled out diplomacy with the new team in Washington.

Few observers expect talks to resume soon - both countries are more focused on issues including the coronavirus pandemic and its fallout - and there are no easy ways to resolve their thorniest differences.