White House, addressing concerns at Seoul, says Washington’s demand for North Korea to denuclearize is unchanged after Trump seems to recognize

Kim Jong Un has inspected a facility that produces nuclear material and called for bolstering the country’s nuclear capability.

By Hyonhee Shin SEOUL (Reuters) -North Korean leader Kim Jong Un has called for bolstering nuclear forces this year during a visit to a nuclear material production base and nuclear weapons institute,

North Korean leader Kim Jong Un called for "indefinitely" strengthening his regime's nuclear weapons capacity, state media reported Wednesday.