This souped-up sequel kicks it into high gear with new characters, slick animation and a global espionage caper. Though not the winningest Pixar entry ever, Cars 2 should still pull ahead of box-office competitors and thrill young racing fans with high-octane action. MORE: How do all the Pixar movies stack up? Play Premiere: "Monte Carlo" Play "Footloose" Trailer Play "Transformers" Stars Invade Russia The Bigger Picture: Trading in the small-town setting and Doc Hollywood formula of the original,...