LOUISVILLE, Ky., March 21, 2012 — Kenworth Truck Company set a high standard for excellence with the introduction of the Kenworth T680™, which offers superior fuel efficiency, performance and comfort. The announcement came at the 2012 Mid-America Trucking Show in Louisville. For the rest of the story, please visit “News Release” on the Kenworth.com website. Photos are available for download from the Kenworth photo site on Flickr.com (Kenworth T680)