Oil prices edged higher on Friday and were headed for a weekly gain on supply concerns, as the US imposes new sanctions on ...

Oil prices rose on Friday and are headed for a third weekly gain while demand for fuel continued to increase as cold weather ...

HOUSTON, Jan 3 (Reuters) - Oil prices edged higher on Friday and were on track for weekly gains as cold weather in Europe and the U.S. as well as additional economic stimulus flagged by China ...