In this photo provided by Fighters For A Free North Korea, North Korean defector Park Sang-hak, left, and a member of Fighters For A Free North Korea hold balloons bearing anti-North Korean propaganda leaflets in Paju, near the border with North Korea, South Korea, Thursday, June 20, 2024. A South Korea activists' group said Friday it again flew large balloons carrying anti-North Korean propaganda leaflets toward North Korea, adding to a campaign that aggravated animosities between the rivals and prompted a resumption of Cold War-style psychological warfare along their border. (Fighters For A Free North Korea via AP)