In Asia today, the Hang Seng ended the morning down 563.85 points at 21,974.59,
while the Nikkei was recently off 136.19 points at 16,843.67.
Crude oil for September delivery was down as much as 63 cents to $74.85 a barrel.
It closed at $75.25 a barrel Friday on the New York Mercantile Exchange.