Oil prices opened the week higher on Monday, with both Brent crude and US West Texas Intermediate (WTI) posting gains. Brent crude futures rose 50 cents, or 0. 69 percent, to $72. 49 a barrel by 2204 GMT, while US WTI crude futures gained 73 cents, or 1. 05 percent, to $69. 96 a barrel. Oil prices were su. .



