North Korean new leader Kim Jong-un has made his first televised public speech, as Pyongyang marks the centenary of the birth of the country's founder.He offered respects to grandfather Kim Il-sung and late father Kim Jong-il.Mr Kim praised the "military first" doctrine and said the time his nation could be threatened was "forever over".There was also a huge military parade in the main square which unveiled what appeared to be a large new missile - two days after a failed rocket launch. The launch was condemned by the international community, amid concern that it was a covert test of long-range missile technology. During Sunday's military parade, North Korea showed what appeared to be a large new missile. The BBC's Lucy Williamson in Seoul says the missile was camouflaged and carried on a 16-wheel truck, far bigger than the other trucks in the parade. Such a missile would be larger than the nation's current weap...