Leon Cooperman says speculation by Robinhood traders in stocks like airlines will ‘end in tears’ https://t.co/x3RxYDCPTl $AAL $UAL $DAL $LUV $SPY $QQQ $DJIA $DIA #stockmarket #investing #finance #stocks #gold #silver $SLV $TWTR $GLD $AAPL $TSLA $AMZN $NFLX $INTC $AMD #economy