On the five year anniversary of the 9/11 attacks on the World Trade Center in New York, Mariah Mills finds herself unexpectedly connected to all those who lost loved ones that day. Two years ago, Mariah, who was adopted as a baby, embarked on a journey to find her biological parents. She wasn't quite prepared for what she found.

"Mills' biological father... was Tom Burnett, a leader of a group that fought back on United Flight 93 before it crashed in Pennsylvania on September 11, 2001."

As you can imagine, the news came as a shock. Mills has been able to build relationships with Burnett's widow and her children, allowing her to learn more about the man who was a father to her and a hero to a nation.

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