In ?The Chance of Two Lifetimes,? IBM tells the story of Bob Nore, a Vietnam War veteran who fathered a child he never knew about while stationed there. This child, Son Vo, immigrated to the U.S. and spent most of his life searching for his real dad. On a whim, both submitted a sample to AncestryDNA ? and soon Son Vo was on his way to Huntsville, Alabama to meet Bob for the first time.