Thoughts on the pic? The expansion efforts came after the North Korean leader made a similar denuclearization pledge during his April 27th meeting with South Korean President Moon Jae-in.
Then, in an about face, Trump dialed back the rhetoric and agreed to meet face to face.
When US President Donald Trump took office, taking the advice of the foreign policy establishment, he made North Korea his top worldwide priority.
North Korea leader Kim Jong-un, left, and U.S. President Donald Trump shake hands at the conclusion of their meetings at the Capella resort on Sentosa Island in Singapore on June 12.
A number of media reports over the weekend citing intelligence officials said North Korea has no intention of abandoning its nuclear stockpiles, and information gathered since the Singapore summit points to the existence of undisclosed facilities to make material for nuclear bombs.
A US delegation led by Sung Kim, US ambassador to the Philippines, met with North Korean counterparts at the border village of Panmunjeom on Sunday to discuss next steps on the implementation of the summit declaration, the State Department said.
National Security Adviser John Bolton said the US has a plan to dismantle North Korea's nuclear weapons and ballistic missile programs in a year.
In a tweet, Mr Trump said North Korea has conducted "no Rocket Launches or Nuclear Testing in 8 months".
The State Department said Mr Pompeo would leave North Korea on Saturday for Tokyo and on Sunday hold talks with both Japanese and South Korean officials. Have I been in deals, have you been in things where, people didn't work out?
Asked about the USA diplomat's visit, Kim Eui-keum, a spokesman for South Korea's Blue House, said that they were aware of the meeting but that it would be inappropriate to comment further.
The July 2 satellite imagery comes after a week of other reports that North Korea is continuing its missile and nuclear development program.
That's far from Mr. Trump's confident tone arriving home from the summit, when he tweeted, "There is no longer a nuclear threat".
U.S. Secretary of State Mike Pompeo is working to firm up those commitments in the wake of the summit, with the Financial Times reporting that he plans to soon visit Pyongyang.
Separately, he told "Fox News Sunday" that "we are using the full range of our capabilities to understand what North Korea is doing".
Wayne Lee, Steve Herman reported this story for VOA News. The North flight-tested three ICBMs past year capable of reaching the USA mainland.
"As we all know, actions speak louder than words", Maller noted.
North Korea invited reporters from several countries - including the United States, South Korea, China, Russia and Britain - to record the event.