* Brent on track for second straight weekly drop * Cyprus fails to win Russian support on loans * Coming Up: U.S. CFTC positions data; 1930 GMT (Recasts with analyst quote, rise in prices) By Jessica Donati LONDON, March 22 (Reuters) - Oil prices held steady above $107 a barrel but were headed for a second week of losses on Friday as the lack of a solution to the financial crisis in Cyprus loomed over investors.

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