Count Raiders defensive tackle Pat Sims among those who like the upside of first-rounder Khalil Mack. In a story published on the club’s website Monday, Sims said the rookie linebacker from Buffalo “can play almost any position in the front seven.” “He’s an athlete. He’s a freak,” the veteran defensive tackle said of Mack, the No. 5 overall pick, per “We just have to put him in the right situations and he’s going to be hell.”