North Korea is increasingly focused on cyber warfare, improvised explosives and missile technology as the regime fears it would be defeated in a direct confrontation with US and South Korean forces, a US commander said on Tuesday. The emphasis on unconventional methods comes amid signs North Korean leader Kim Jong-Il appears to be firmly "in charge" and in decent health, General Walter Sharp, commander of US forces in Korea, told reporters on Tuesday. "I think the North Koreans probably realized they could not win in a normal conventional all-out attack," Sharp said. Given the strength of South Korean and US...