美股盘初，纳指跌0.1%，特斯拉涨约3%

Group 1 - The Dow Jones Industrial Average fell by 0.1% and the S&P 500 Index also decreased by 0.1% [1] - Tesla's stock rose approximately 3% following the announcement of its second-quarter delivery volume of 384,122 vehicles, which was below the estimated 389,407 vehicles [1] - Microsoft experienced a decline of 0.4% as the company announced plans to cut 9,000 employees in a second round of large-scale layoffs [1]