It doesn’t take 9-year-old Preston Gunter long to shop. Just a few minutes after he headed into the wilds of Wal-Mart during Sunday’s Shop with a Cop, he was standing in the checkout line with Oklahoma Highway Patrol Trooper Troy Thompson, his shopping buddy. In his cart: an Indiana Jones video game, a Bakugan game and a large bag of Butterfingers. There was one problem. He hadn’t spent enough — there was money remaining on his gift card.