SINGAPORE (AP) — Secretary of State Mike Pompeo says that while there's "still a ways to go," the United States remains "confident" in North Korea's commitment to denuclearize.

Pompeo is attending an Asian security forum with North Korea's foreign minister.

His comments Friday in Singapore came after the White House announced Thursday that President Donald Trump had received a new letter from North Korean leader Kim Jong Un and responded quickly with a letter of his own. The correspondence, following up on their Singapore summit in June, came amid fresh concerns over Pyongyang's commitment to...