Shelling Of Yeonpyeong, Korean Peninsula

The timeline of events according to the South Korean Yonhap newspaper was (in Korea Standard Time):
08:20: North sends a telex message requesting "a halt to South's firing of artillery for a defensive military training".
10:00: South starts the regular artillery training exercise.
14:34: North starts firing shells. (about 60 out of 150 shells landed on the island)