Nasdaq drops 2% as disappointing Tesla and Alphabet earnings send tech lower: Live updates CNBCStock market news today: Nasdaq leads losses as first Big Tech earnings fail to deliver Yahoo FinanceStock Market Today: Dow Opens Lower; Tesla Stock Slides, Weighing on Nasdaq The Wall Street JournalStocks slide as Tesla, Alphabet earnings drag on megacaps ReutersStocks Slump as Tesla and LVMH Earnings Disappoint: Markets Wrap Bloomberg