WSJ: Comex Copper Points Lower on Dollar, Demand Jitters
--Comex December copper recently trades down 3.05 cents, or 0.9%, at $3.5215 a pound
--Some traders cash out ahead of weekend on demand doubts after three-day rally
--Copper initially cuts losses after U.S. jobs report before turning lower
NEW YORK--Copper slipped on Friday despite a better-than-expected reading on the U.S. labor market, as the dollar's gains and doubts about the pace of global economic growth sent traders cashing out ahead of the weekend.