Oil prices rise on bigger-than-expected drop in US crude stocks ReutersOil Recoups Losses as Technicals Add Support, US Stockpiles Drop Yahoo FinanceOil Halts Run of Losses on Estimate for US Crude Inventory Draw BloombergU.S. Crude Oil Inventories Fall for Third Straight Week The Wall Street JournalSeasonal Demand and Production Cuts Drive Oil Rally OilPrice.com