Oil prices rose for a fourth consecutive session, gaining more than US$1 in early trading on Wednesday. Brent crude futures rose $1. 57, or 1. 6 percent, to $99. 49 per barrel by 00: 01 GMT, while US West Texas Intermediate (WTI) crude gained $1. 60, or 1. 72 percent, to $94. 63 per barrel.



