Paulette and Kelly Welch were living an idyllic life in Idaho Falls, Idaho. They had adopted two children through the church, were active in the community and by all accounts, Paulette seemed to be the perfect mother. The Welchs dream turned into a ... (more)nightmare when, they say, their toddler fell from a chair and died. Did Stockton's death occur the way they claimed? 48 Hours investigates the mysterious death of a baby boy and charges of murder.