ASX drops 0.4%; Afterpay hits $100

Summary

• S&P 500 Index slips 1.6%, Nasdaq 100 loses 1.8%, and Dow Jones industrial average falls 1.4%, as negotiations over a new stimulus package falter. 
•  WTI crude down 0.7% to $40.59 a barrel and Brent down 1.1% to $42.43 a barrel.
• Gold futures decline 0.1% to $1,904.20 an ounce.
• Crown Resorts chair Helen Coonan returns to give evidence to NSW inquiry