SINGAPORE (Reuters) - Oil prices clawed back the previous day's losses on Friday, with Brent nudging above $60 a barrel, as tighter supplies from key producers offset slowing demand growth and investors await clues on the U.S. Federal Reserve's monetary policy. Brent crude rose 9 cents to $60.01 a barrel by 0422 GMT, and U.S. crude futures were at $55.38 a barrel, up 3 cents. Both contracts were on track for a second week of gains."Oil is set to trade quietly today as it's all about the..