was taken when potasnik visited a makeshift shrine for his fellow fire department chaplain, father mychal judge, who died with other first responders on 9/11. >> the day before 9/11 in the year 2001, i was together with father mychal judge. we stood at a rededication of a fire house. he said in life you have to learn to hold on to memory, hold on to the moment, and hold on to one another. that's what he said the day before he lost his life. isn't that what we're doing on this anniversary? isn't this what we are doing every day? >> and if we're not, he says we should be. i'm kim lawton reporting. >>> that's our program for now. i'm bob abernethy. you can follow us on twitter and facebook, find us on youtube, and watch us anytime, anywhere on smart phones and iphones. there's also much more on our web site about 9/11, including an archive of a decade's worth of our stories and more of our interviews with religious leaders, scholars, and theologians. you can comment on all of our stories and share them. audio and video podcasts are also available. join us at pbs.org. as we leave you, the leg