PBS NewsHour

Spying on North Korean missiles with open-source clues

Clip: 02/28/2018 | 8m 49s

As North Korean missiles fly farther and more frequently under Kim Jong-un, the outside world watches warily, using a network of early-warning radar, sensors and satellites that track the test weapons in real time. In the third installment of our Nuclear North series, science correspondent Miles O’Brien takes a final look at how their bombs might be delivered.

Aired: 02/28/18

Rating: NR

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