President Donald Trump demoted Homeland Security Secretary Kristi Noem on Thursday, naming Oklahoma Sen. Markwayne Mullin to fill the post.
By Patricia Kime
NORAD detected and tracked two Russian Tu-142s operating within the Alaskan and Canadian Air Defense Identification Zones on Wednesday.
By Michael Scanlon
The Coast Guard could start training new members at the site by the end of the year.
By Patricia Kime
Artificial intelligence plays no role yet in interception missions — today it is still manual ramming or close-in detonation.
By Katie Livingstone
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