Jason Cannon (HWT)Jason Cannon is the Editor of Commercial Carrier Journal. He has a Class A CDL and is a graduate of the Porsche Sport Driving School. Reach him at [email protected].Top StoriesEquipmentTrump announces 25% tariffs on heavy trucksPresident announces 25% tariff on heavy-duty trucks starting Oct. 1.Class 7-8Volvo opens order board for all-new VNRIndustryCARB proposes return to prior emission standardsComponentsChoosing the right valves for trailersTrailersTrailer orders bearish in August