最新报道:Five key things to watch as markets open Wednesday include: 1) Fed Chair Powell's testimony before Congress on inflation and rate hike plans, 2) Tesla's earnings miss sending shares down 8% pre-market, 3) Microsoft's AI revenue beat lifting tech stocks, 4) Oil prices falling below $70 on demand concerns, and 5) European markets opening lower amid recession fears. Investors await Powell's comments for clues on future monetary policy as earnings season continues with Netflix and Intel reporting after the bell.