Oil prices fell on Wednesday, hit by rising supplies in the United States and expectations that producer group OPEC could relax voluntary output cuts.  Benchmark Brent crude LCOc1 was down 30 cents at $75.58 a barrel by 0910 GMT. U.S. light crude CLc1 was 20 cents lower at $66.16. The Organization of the Petroleum Exporting Countries and some non-OPEC producers, including Russia, started withholding output in 2017 to reduce a global supply overhang and prices have risen by around 60 percent over the last year. But the outlook for the oil market in the second half of this year is uncertain, analysts say, and OPEC argues there are downside risks to global demand. OPEC and other producers will meet on June 22-23 […]