the families. >> as you look out to that field, i see a rock there. the rock actually shows you where the impact site is where the visitor is coming here. in front of the rock are three caskets that are buried. they were all the unidentifiable remains that were found here. this is their final resting place. brian: 20 years later, what a tribute. >> history isn't history if it's not recorded, if nobody remembers it because of this memorial, we hope that people will remember it forever. brian: it is just so amazing. and by the way this is the first ever. today is the first ever national flight 93 heroes award which will be given to someone who has incredible bravery just like those passengers and crew members did on flight 93. keep in mind, the plane can hold over 100. they had 40. they had 33 passengers, seven crew members. and you had a flight attendant grab boiling hot water. you had a black belt, a brown belt in karate, national rugby star, two wrestlers, a weight