By Nick Godt NEW YORK (MarketWatch) -- Crude oil futures gained slightly after a report that showed home prices rose in August. Crude oil for December delivery gained 64 cents to $79.32 a barrel in electronic trading on Globex, up from $79.04 earlier ahead of the report. The S&P Case-Shiller home price index rose 1.2% in August compared with July, the fourth monthly increase in a row.
