 Later, motivated by his 9-11 experience, he enlisted in the U.S. Army, deployed to Iraq, and two months shy of coming home, Sergeant Mario Nelson was killed in action. He was only 26 years old. Now, thanks to the generosity and support of people like you, the Tunnel to Towers Foundation delivered a mortgage-free home to Mario's wife and daughter, and in their darkest hours, all that home brought them stability, peace of mind, and a place to call their own.