Crude oil futures tumbled Friday after a new government report suggested energy company could increase production in 2015 over current levels despite the 40% decline for West Texas Intermediate since its June peak. Crude oil for January delivery settled $2.14 lower at $57.81 per barrel but January natural gas got a boost today following several days of below-average cold in the northeast U.S., rising 16 cents to $3.80 per 1 million BTU....