Pompeo, who met with Kim extensively on two trips to Pyongyang in recent months, separately told CBS that the United States won't give North Korea "a bunch of money" only to have nothing to show for it.
The U.S. President also further praised the North Korean leader last week, saying that he was "excellent" to three U.S. citizens who were released by the DPRK on May 10. "If North Korea has really chose to denuclearise, it has no reason not to invite them".
During Xi and Kim's meeting in Dalian, China, on May 7 and 8, Kim sounded Xi out regarding the possibility that North Korea could receive economic support from China during the denuclearization process, according to the source.
"No president has ever put America in a position where the North Korean leadership thought that this was truly possible, that the Americans would actually do this, would lead to the place where America was no longer held at risk by the North Korean regime", he said, adding, "That's the objective".
During a central committee meeting of the Workers' Party last month, Kim vowed to focus on boosting the North's economy, which has been crippled by tightened worldwide sanctions, while suspending nuclear and missile tests and closing a key atomic experiment facility.
"If the North Koreans are genuine and allow these intrusive inspections, then it works", said Malcolm Davis, a senior analyst at the Australian Strategic Policy Institute in Canberra.
The delegation's trip comes a week after Kim Jong-un visited China for the second time in about 40 days to meet with China's President Xi Jinping.
I would also say the following. He said, "In the end, North Korea will remain a nuclear power packaged as a non-nuclear power". But our options are not good - fundamentally because North Korea is already a nuclear power, even though we've refused to give that fact our blessing.
"He'll probably watch this show at some point", the secretary told "Fox News Sunday". "Those are the kind of things that if we get what it is the President has demanded - complete verifiable irreversible denuclearization of North Korea - that the American people will offer in spades".
According to the guidelines issued by the Dandong government, the city plans to impose purchase restrictions in a new zone next to North Korea known as a "ghost city" due to its low residency rate.
"It means that Kim can pick and choose which form of a deal he wants and Trump will market it as a win", Jackson said.
"The Americans have a real problem here because they have raised expectations about the summit, and they continue to do so", he said.