These are five unanswered questions following Savannah Guthrie's first interview after her mother's disappearance.

Add Yahoo as a preferred source to see more of our stories on Google. 10'000 Hours / DigitalVision via Getty Images Do you really know your family? Playing a game could help you find out. Whether you ...

My dad thought his father died in a Vietnamese prison. A recorded family history revealed the truth. By Kevin Nguyen My father sent the recordings by email. He gave me no heads-up — a Dropbox folder ...