FILE - This image provided by NOAA/NASA In This May 31, 2018 satellite image shows the Earth's western hemisphere at 12:00 p.m. EDT on May 20, 2018, made by the new GOES-17 satellite, using the Advanced Baseline Imager (ABI) instrument. For the first time in history, world timekeepers may have to consider subtracting a second from our clocks in a few years because the planet is rotating a tad faster. (NOAA/NASA via AP, File)
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