World Commodities-WORLD COMMODITIES TRADING - Oil prices fall as Us-China trade war escalates.

Oil prices fell on Friday after China unveiled retaliatory tariffs against about $75 billion worth of US goods including crude oil, another escalation of a protracted trade dispute between the world's two largest economies.

Brent crude futures fell 58 cents, or 1%, to settle at $59.34 a barrel. US West Texas Intermediate (WTI) crude futures fell $1.18, or 2.1%, to settle at $54.17 a barrel. WTI lost 1.3% for the week, while Brent rose 1.2% during the week.

China's commerce ministry said it would impose additional tariffs of 5% or...