North Korea warns it may shoot down US spy planes violating its airspace

North Korea accused the United States on Monday of violating its airspace by conducting surveillance flights and warned that, while Pyongyang was exercising restraint, such flights may be shot down, Report informs, citing Reuters.

Provocative military actions by the United States were bringing the Korean peninsula closer to a nuclear conflict, said an unnamed spokesperson of North Korea's Ministry of National Defence in a statement carried by the official KCNA news agency.