By Sarah Turner
LONDON (MarketWatch) -- European shares fell for the third straight day on Friday, with banks extending losses made on the back of worries about the debt positions of Greece, Spain and Portugal. Key jobs data from the U.S. is also on tap. Shares of financial services firm ING Group (NL:INGA 6.54, -0.12, -1.79%) fell 1.2%, shares of Societe Generale (FR:GLE 39.31, -0.75, -1.87%) lost 1.8% and Barclays (UK:BARC 265.25, -5.80, -2.13%) shares were down 2%. Miners also fell, with copper miner Antofagasta (UK:ANTO 820.00, -13.00, -1.57%) down 2.1%. Still, British Airways (UK:BAY 215.20, +4.60, +2.18%) managed to advance, with the airline up 2.2% after it posted a quarterly operating profit. The U.K. FTSE 100 index lost 0.4% to 5,119.38, the German DAX index declined 0.1% to 5,526.01 and the French CAC-40 index lost 0.4% to 3,673.20. (Corrects FTSE 100 figure.)