That was most surprising to us - the impact of the dust cloud.

It's important to get an update on the current physical and mental health status.

These figures are high, they're concerning - we now need to know if they're still persisting.

Building survivors overall had high levels of respiratory symptoms and high levels of mental health symptoms two or three years after the event, when we interviewed them.

I wish I would have written his name down. I'm sure he was here watching us.

There was one kid, he said he watched us the last couple of years and he really went into depth about our team. He knew everything about us. He was clear in what he was saying and it really touched me. His e-mail was a big reason why we decided to come back.