April and Owen Beaver never thought that one day after the death of their 16-year-old son Caleb, who died on Christmas Day, to hear his heart beating again. But a few days ago, the parents of 16-year-old, had the chance to know the man who holds in his chest the heart of their son. Very touching event happened at the airport in Mississippi, when Beaver family met Charles Shelton, his wife and their two children.