North Korea said Thursday its road and railway links to South Korea "have been completely blocked" in line with its Constitution that "clearly defines" the South as a "hostile state," suggesting the possibility that the supreme law has been revised, according to state-run media.The report by the official Korean Central News Agency came as the South Korean military confirmed Tuesday that the North had blown up sections of inter-Korean roads on its side of the border, destroying what was once a symbol of the two Koreas' cooperation.The blasting of parts of the roads and railway links was a "l…READ FULL ARTICLE