News Summary: Copper falls on demand questions

SLUMPING COPPER: Copper dropped after unimpressive reports on September home sales and orders for long-lasting goods failed to ease questions about future demand. The price has fallen for six consecutive trading sessions.

PLATINUM SUPPLIES: Platinum prices rose after Anglo American Platinum Ltd. predicted that supplies of the metal may be tight this year because a series of strikes at South African mines affected production.

GAS DROP: The price of natural gas fell after the Energy Department said supplies rose last week. U.S. natural gas inventories are about 7 percent higher than the five-year average.