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The LG Instaview Door-in-Door refrigerator is displayed at the 2017 International CES .

The LG Instaview Door-in-Door refrigerator is displayed at the 2017 International CES, a trade show of consumer electronics in Las Vegas, Nevada, January 7, 2017. The LG Hub Bot uses Amazon's Alexa voice recognition technology and connects to other smart home devices. Photo by Molly Riley/UPI

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