Oil prices swung between gains and losses on Friday, as OPEC-led supply cuts offset concerns over oil demand in the US after manufacturing PMI for the world’s biggest crude consumer contracted for the first time since 2009. Meantime, investors’ await Chair Jerome Powell’s speech on Friday for further clues on additional interest rate cuts. Both US crude and Brent crude added as much as 0.2% to $55.45 and $59.97 a barrel, respectively, around 09:30 AM London Time.