LONDON (Dow Jones)--Crude oil futures edged lower in London as attention shifted to key U.S. employment data due later Friday. "Financial markets are steady, so I think crude will follow," a broker at Bache Commodities in London said. At 1210 GMT, the front-month February Brent contract on London's ICE futures exchange was down $0.30 at $81.21 a barrel. The front-month February contract on the New York Mercantile Exchange was trading $0.23 lower ...

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