on the air. thanks so much for joining us on this interactive sho tonigh eti of t nation prepares to mark 20 years since 9/11. a nation set to remember those who were lost, to honor the survivors, the first responders, the courage, the bravery, and a nation that came together after the deadliest terror attack in u.s. history, unfolding at the world trade center the, pentagon, and in shanksville, pennsylvania. nearly 3,000 lives lost. two more victims identified just this week. tonight, as this country comes togethe, we hear from those survivors and the first responders, and their hope now 20 years later. and two decades later, one of the central questions is our country safer? how do we keep this from ever