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Today marks 15 years since the horrendous events of September 11, 2001.

Now at Ground Zero in New York City, there's a memorial museum that tells the story of that day

and honors its nearly 3,000 victims.

But deciding how to do that wasn't easy.

It was absolutely every single tiny little thing in argument.

There were lots of issues.

Lots of issues.

Tonight we'll take you back to the challenges of creating our nation's 9-11 museum.

It's not a day goes by.

I don't think about my son.

He was my junior.

He was my only son.

He's what's known as a Gold Star parent because his son, Mike Anderson Jr., a Marine was killed in Iraq.

Now, the father sees it as his duty to help other Gold Star parents at this remarkable event.

The burden that you have is unbearable at times, yes sir.

But when you come to this event, you take on the unbearable burdens of another hundred families.

My son went abroad to help people that he never met.

It's human nature to want to help others.

It may surprise you to hear that Oklahoma is the most earthquake-prone state in the continental U.S.

In 2009, there were on average two earthquakes per year of magnitude three or greater.

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