"Aidan Gallagher, a United Nations Goodwill Environment Ambassador, stands by an electric car and talks about ""The New American Road Trip,"" as actor Nikolaj Coster-Waldau, left, looks on during the Global Action Climate Summit Friday, Sept. 14, 2018, in San Francisco. The road trip is an electric-vehicle tour across America, that will launch Friday from the summit. (AP Photo/Eric Risberg)"
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