A GPS-guided snow blower called "Chomper" clears snow in U.S.
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"Chomper," a semi-autonomous, GPS-guided snow blower, clears snow following an overnight storm in Cambridge, Massachusetts, February 28, 2019. /VCG Photo

"Chomper," a semi-autonomous, GPS-guided snow blower, clears snow following an overnight storm in Cambridge, Massachusetts, February 28, 2019. /VCG Photo