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University of Michigan Solar Team vehicle Novum from the United States races on Day 5 of the 2017 Bridgestone World Solar Challenge in Adelaide, Australia on Oct. 12, 2017. (Xinhua/2017 Bridgestone World Solar Challenge)
University of Michigan Solar Team vehicle Novum from the United States races on Day 5 of the 2017 Bridgestone World Solar Challenge in Adelaide, Australia on Oct. 12, 2017. (Xinhua/2017 Bridgestone World Solar Challenge)