https://www.reuters.com/article/us-tesla-results/tesla-filing-shows-u-s-sales-tumbled-39-in-third-quarter-idUSKBN1X81NM >Tesla Inc's third-quarter revenue tumbled 39% in the United States, its first drop in more than two years, but sales in China and other regions surged, the electric car maker's break down of sales by geography showed on Tuesday.