With the help of Lampasas Independent School District agriscience teacher Ricky Prescott, left, Lampasas High School senior Jack Procter works Thursday to put the finishing touches on his project for the Ag Mechanics competition at this week’s Lampasas County Youth Livestock Show. Procter worked in the stock show barn parking lot to assemble his calling rack -- which sits in the bed of a pickup truck and is used for predator hunting.