CNBC | Oil prices tank 2.5%, settling at one-month low of $61.79, after US crude and fuel stockpiles jump CNBC Despite this, refinery activity remained strong, but last week's data likely did not reflect some big shutdowns, said Tom Kloza, global head of energy analysis at Oil Price Information Service. "We're going to see those refinery runs drop next week and ... Oil steadies, with lower inventories offset by higher US output Oil Prices Fall On Rising Crude Inventories Oil prices fall to multiweek lows as US crude stockpiles climb a second week |