North Korea says it carried out ‘very important test’

FILE - In this June 30, 2019, file photo, President Donald Trump, left, meets with North Korean leader Kim Jong Un at the North Korean side of the border at the village of Panmunjom in Demilitarized Zone. North Korea threatened Thursday, Dec. 5, to resume insults of Trump and consider him a “dotard” if he keeps using provocative language. (AP Photo/Susan Walsh, File)

SEOUL, South Korea — North Korea said Sunday it carried out a “very important test” at its long-range rocket launch site that U.S. and South Korean officials said the North partially dismantled as part of denuclearization steps.