
May 12: Oil prices rose in early Asian trade on Tuesday as negotiations to end the war between the United States and Iran appeared fragile, with Tehran's response to a U.S. proposal highlighting stark differences that kept supply concerns alive.
Brent crude futures were up 30 cents, or 0.29%, at $104.51 per barrel, while U.S. West Texas Intermediate gained 31 cents, or 0.32%, to $98.38 by 0002 GMT. Both benchmarks increased nearly 2.8% on Monday.