US urges NKorea to stop missile tests and return to talks

U.S. Special Representative for North Korea, Sung Kim, right, speaks during a briefing after a meeting with South Korea's Special Representative for Korean Peninsula Peace and Security Affairs Noh Kyu-duk at a hotel in Seoul, South Korea, Sunday, Oct. 24, 2021. (AP Photo/Ahn Young-joon, Pool)

SEOUL, South Korea — A senior U.S. diplomat on Sunday urged North Korea to refrain from additional missile tests and resume nuclear diplomacy, days after the North fired off its first underwater-launched ballistic missile in two years.