The Chinese and Russian military aircraft flew "for an extended period without prior notice," South Korea's defense ministry said.

South Korea scrambled fighter jets after Chinese and Russian military aircraft entered the country's air defense identification zone. Seoul says 11 aircraft entered the ADIZ over a period of four hours and left without incident.

On Friday, Chinese and Russian military aircraft entered South Korea's air defence identification zone, prompting Seoul to scramble fighter jets. Five Chinese and six Russian military aircraft entered South Korea's air defence identification zone (ADIZ) early Friday morning without prior notice.

Six Russian and five Chinese military aircraft entered South Korea’s air defense identification zone, leading Seoul to scramble fighter jets in response.