Kim's arrival via newly opened bridge signals notable North Korea-China border development.
Context
What happened: North Korean leader Kim Jong-un arrived in China's border city of Dandong via the newly opened New Amnok River Bridge, according to a government source cited by Yonhap.
Key numbers: The four-lane bridge stretches 3,026 meters and was completed in 2014 with about US$310 million in Chinese investment. Its opening was delayed 12 years.
Why it matters: The source said the bridge's opening highlights its potential to strengthen economic ties between Pyongyang and Beijing.