PetroChina, a unit of the state-owned China National Petroleum Corp., may suspend its buying of U.S. liquefied natural gas cargoes during the colder months, just as new American LNG terminals start up.

In a few weeks, law enforcement officials from across the continent will convene in Columbus, Ohio, to participate in the Commercial Vehicle Safety Alliance’s North American Inspectors Championship.

The U.S. average retail price of diesel inched down 0.6 cent to $3.217 a gallon while crude oil prices fell amid ongoing international currency and political issues that could sap demand.