1. South Korea's health ministry on Wednesday expressed regret over medical professors' decision to take a day off on a weekly basis starting next week and urged them to engage in dialogue amid the prolonged medical vacuum in the country.

2. The Ministry of Science and ICT said Wednesday a South Korean nanosatellite successfully communicated with its ground station after being launched into orbit from a spaceport in Mahia, New Zealand.

3. The Korean Central News Agency reported Wednesday that North Korea has sent an economic delegation headed by External Economic Relations Minister Yun Jong-ho to Iran, a rare trip that raises suspicions of cooperation between the two nations over weapons programs.