The last time wrestling superstar John Cena was seen on the big screen, he was bursting through walls and diving away from rapid-fire explosions in The Marine. Three years later, he returns in 12 Rounds
, another seemingly action-packed fiesta that finds him cast as another cop whose wife is kidnapped by a diamond thief. The fact that the muscle-bound jock is basically making the same movie all over again would normally be good news – until you sit down and realize that this is not the same tasty dumb '80s throwback as before. In reality, this far-too-serious affair is Cena's foray into thriller territory, where his fists do less talking than his mush-mouth doe...