Unidentified object flies from North Korea over border with South
http://www.cnn.com/2017/05/23/asia/north-korea-projectile/South Korea's military fired warning shots after it spotted an unidentified object flying from North Korea across the Demilitarized Zone that divides the two countries, according to the South Korean Joint Chiefs of Staff.
The object, which the South Korean military said was no longer visible, was spotted two days after Pyongyang test-fired a ballistic missile -- its second missile test in seven days.
It's not the first time South Korea has reacted to an object sent across its border....
