North Korea's launch of their ballistic missile failed on Thursday, according to a source.
He attributed this to Pyongyang intensifying its battery of missile tests against the backdrop of US and South Korean military Tests.
according to a South Korean Air Force statement, "Washington and Seoul agreed to extend those large-scale tests to an undisclosed date within hours of the failed test."
In which it said that it was necessary to "demonstrate a solid joint defense posture, which has been increased by the provocation of North Korea."
According to the US Department of Defense, this exercise began on Monday, which is named "Vigilant Storm".
Including about 240 aircraft from both countries and "thousands of service members.
Before escalating tensions, North Korea objected to those exercises in statements issued this week on Wednesday and Thursday.
It was launched from the west coast of North Korea at around 7:39 a.m. and flew 750 kilometers before falling.