In a symbolic display of anger, North Korea on Tuesday blew up the northern sections of unused road and rail routes that once linked it with South Korea, with the rivals exchanging threats days after the North claimed that the South flew drones over its capital,

North Korea blew up the northern parts of inter-Korean roads no longer in use on Tuesday, South Korea said, as tensions between the two keep rising.

North Korea has detonated parts of roads linking it to South Korea in a move that is assumed to be aiming at cutting off roads and railways between the two countries, Yonhap News Agency reported on Tuesday,