The United States believes there is a "
" that North Korea will conduct "
another missile launch
" or "
a nuclear test
" during Joe Biden's trip to Asia, said Wednesday May 18 one of his advisers.
Read alsoSouth Korea wants to acquire nuclear submarines
On the eve of the departure of the American president for a long-awaited diplomatic tour of the region, "
we are ready for all eventualities, including such a provocation while we are in South Korea or Japan
", said Jake Sullivan , White House national security adviser.