COLUMBUS, Ohio — As the nation’s top truck drivers descend on Ohio’s capital for the National Truck Driving Championships, a smaller group of safety enthusiasts — 52 law enforcement officials — has convened to determine who among them is the champion inspector.

A peek into the North American Inspectors Championship, conducted by the Commercial Vehicle Safety Alliance. NAIC is a competition and training event for North American commercial vehicle inspectors. (Photos by John Sommers II for Transport Topics)

ANKARA, Turkey — Turkey on Aug. 15 said it is increasing tariffs on imports of certain U.S. products, including rice, cars, alcohol and coal — escalating a feud with the United States that has helped trigger a currency crisis.

WASHINGTON — Americans shopped at a healthy pace in July, buying more cars, clothes and appliances, evidence that confident consumers are helping drive robust economic growth.