Barclays on Tuesday downgraded U.S. autos and mobility sector to “negative” from “neutral”, warning that President Donald Trump’s tariffs could pressure automakers’ earnings and curb investments. The comments echo those cited by Goldman Sachs last week, when the U.S. brokerage cut its estimate for automobile sales in the country for this year by nearly 1 million units. Trump’s tariff policy has been constantly evolving, and while he temporarily paused levies on most imports and exempted certain Chinese products, duties on autos, steel, and aluminum remain unchanged. “Amid a highly challenging environment, making a near-term investment case for the autos sector…