who died in that tower. passengers on the flight and companies are grouped together. >> what we wanted to do was find away to reflect that so many people died together with their friends family. it is called meaningful adjacency. >> when it crashed into the north tower one of those killed was stacy sanders. >> abby ross was best friends and his father was richard cross. on that day she lost her father and betts friend in the world. when she comes on the 109 anniversary to remember the people whoa loved she will s se these two names. >> they have more than 1200 adjacency requests.