The NIS, in a briefing with the South Korean lawmakers, also reportedly said Pyongyang`s use of solid fuel "significantly reduced the launch preparation time to less than 10 minutes."
The reduced launch preparation time could thus "effectively nullify the `Kill Chain` that is being designed to detect and destroy North Korean missile threats before they are launched," a lawmaker briefed by the NIS reportedly said.
South Korea`s Defense Acquisition Program Administration (DAPA) has been determined to develop its domestically produced missile defense systems — Kill Chain and Korean Air and Missile Defense — to intercept North Korean missiles before 2023.
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