ALREADY battling record-low approval ratings, South Korea’s President Yoon Suk-yeol has landed in trouble again after his disparaging remarks about key ally the United States were caught on a hot mic.

Yoon, a political novice who took office in May, is in New York for the United Nations General Assembly, and chatted yesterday with Joe Biden during a photo op at the Global Fund where the US president had just pledged US$6 billion (RM27.42 billion).