Oil prices were mixed Thursday as traders weighed downbeat comments from the US Federal Reserve head about the coronavirus pandemic against a surprise drop in US crude reserves.
US benchmark West Texas Intermediate rose 0.3 percent to $25.37 a barrel, while international marker Brent fell 0.6 percent to $29.02 a barrel.
Oil markets had a brutal April as economic activity ground to a halt worldwide because of lockdowns imposed to fight the virus, with WTI falling below zero for the first time ever.