Oil prices rise, Brent crude tops US$115 a barrel

[WAM] Oil prices rose on Wednesday, with Brent crude futures climbing US$1.48, or 1.3 percent, to US$115.36 per barrel by 01:40 GMT, WAM reported. US West Texas Intermediate (WTI) crude futures rose US$1.22, or 1.22 percent, to US$101.12 per barrel.