The American Bank Center was filled with Department of Public Safety troopers taking part in a statewide competition.
The 2019 commercial vehicle challenge was held today and 19 troopers from across the state took part.
The competition is designed to test their skills in doing inspections of commercial vehicles.
They inspected 18 wheelers, school buses and even motor coaches.
The troopers demonstrated their knowledge of checking logbooks and the mechanical conditions of vehicle.
The winners will be announced tomorrow and the national competition is set for August in Pittsburgh.