Premarket Positioning &amp; Key Events Ahead - As of 08:00 EST Tues, Apr 21, 2020; Global mkts risk-off as #CL_F resumes -25% decline to $16; Earnings: $KO $LMT $PM before mkt; $NFLX $TXN $CMG $SNAP after; N Korean leader said to be gravely ill; 
#ES_F #NQ_F $RTY_F $SPX $SPY #trading https://t.co/dwGzPratUa