Juan Heredia. He is the "immigrant" recovering the remains of folks perishing in lakes, rivers, streams when the emergency crews strike out. Yes. At this moment in history, I need a real hero. He just completed a tough recovery at California's Placer County Rattlesnake Falls. But the one that really sticks with me happened closer to home. I helped search for the child, but it was Juan who performed the miracle. A mother's request and a photo of her missing son spurs diver's mission to find 2-year-old Dane Paulsen • Lincoln Chronicle kris