Just 14 laps into the Rhino Linings 350, Tyler Reddick got loose in Turn 4 and was unable to correct his truck, catching the rear of Theriault and sending him into an area of the wall not protected by SAFER barrier.
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After the wreck, Theriault was able to climb out under is own power, but was placed on a backboard before being loaded into an ambulance. He will undergo further treatment at the hospital.