This picture of Hawaii was tweeted out by NASA astronaut Scott Kelly on the International Space Station with this comment: "Just flew over you
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Hawaii set to test nuclear warning sirens
Early Start
Hawaii is preparing to test its nuclear warning siren system in the wake of renewed tensions between the US and North Korea. CNN's Christine Romans reports.
0:33 • Source: CNN
North Korea Tensions 16 videos
This picture of Hawaii was tweeted out by NASA astronaut Scott Kelly on the International Space Station with this comment: "Just flew over you
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Hawaii set to test nuclear warning sirens
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SINGAPORE - JUNE 12: In this handout photo, North Korean leader Kim Jong-un shakes hands with U.S. President Donald Trump during their historic U.S.-DPRK summit at the Capella Hotel on Sentosa island on June 12, 2018 in Singapore. U.S. President Trump and North Korean leader Kim Jong-un held the historic meeting between leaders of both countries on Tuesday morning in Singapore, carrying hopes to end decades of hostility and the threat of North Korea's nuclear program. (Photo by Kevin Lim/THE STRAITS TIMES/Handout/Getty Images)
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WASHINGTON, DC - MAY 09: National Security Adviser John Bolton speaks on a morning television show from the grounds of the White House, on May 9, 2018 in Washington, DC. Yesterday President Donald Trump announced that America was withdrawing from the Iran nuclear deal. (Photo by Mark Wilson/Getty Images)
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