An engineer uses a smartphone in the backseat of a driverless Hyundai Motor Co. Sonata vehicle, operated by Yandex.Taxi, part of Yandex.NV, during a self-driving taxi trial on a test track in Mikhnevo village, near Moscow, Russia, on Sunday, Aug. 25, 2019. Yandex, Russias largest search engine that successfully expanded to online taxi and swallowed Uber Technologies Inc. operations in the country, started testing self-driving cars in 2017. Photographer: Andrey Rudakov/Bloomberg via Getty Images
