#Fed Chair #Powell Testifies at Semiannual Monetary Policy Report before the Senate Banking Committee 10am ET  $MRNA $TSLA $MGM $SNAP $GRPN $MRO $NVDA $SAVE $FB $BA $F $ZNGA $AAPL $F $GE $PLUG $UBER $AMZN $MSFT $VIX $SBUX  $AMD $BABA $NFLX $IQ $KO $SPX #investments #stocks hammer