Smithfield (North Carolina) Herald News Observer; Saturday, June 23, 2012 

Photo caption: State trooper Jack Clark checks underneath a truck on Tuesday during a checkpoint inspection.

ccampbell@newsobserver.com

BENSON - A trip through Johnston County on Interstate 40 took a bit longer than usual for truckers on Tuesday and Wednesday.

As traffic approached the two rest areas north of Benson, flashing orange signs directed all trucks to pull off into the parking lot. State troopers lined t...