SEOUL (Reuters) -North Korean leader Kim Jong Un inspected military industrial factories, calling them to expand production of shells that meet modern warfare needs, state media KCNA said on Saturday.

North Korea has launched a 5,000-ton destroyer at the second try, state media reported on Friday, after the warship was damaged during an earlier botched attempt that had left it capsized in the water.

North Korean leader Kim Jong-un has called for expanding the production of a new type of artillery shell for modern warfare, Pyongyang's state media reported Saturday, amid deepening military cooperation between the North and Russia.