Oil prices fell on Wednesday, taking a break after gaining for three sessions, as concerns about the global economy weighed while tight supply curbed losses. Brent crude futures for August dropped 98 cents, or 0.8%, to $117.00 a barrel by 0647 GMT. The August contract will expire on Thursday and the more-active September contract was at $113.03, down 77 cents, or 0.7%. U.S. West Texas Intermediate (WTI) crude futures slid 62 cents, or 0.6%, to $111.14 a barrel. Both contracts rose more than 2% on Tuesday as concerns over […]