DNA Stories: A Tale of Two Fathers (VIDEO)

I know that many of my fellow genealogists are hoping that the current season of Who Do You Think You Are? will inject DNA into the mystery-solving mix, but until that happens, here's a story to tide us over. Genetic testing is a tremendous addition to our arsenal of tools to tackle family history riddles, and this is one of my favorite examples of how simple and effective it can be.

Bob Zins grew up believing that the man who raised him wasn't his father, but was that really true? Would DNA testing confirm or disprove the whispered tales? See how he used Y-DNA testing to get an answer long after his maybe-father passed away.