children, and it -- who are deeply stressed, as i think young people are across the united states. and -- so, if you're a parent, you got a kid in some other part of the country, call them up. >> reporter: but peter also helped us mark the more joyful moments, too. >> happy new year to you, all across the country. >> reporter: and tonight, as we mark 13 years since his passing, so many of you still remember his final broadcast and its impact as peter revealed he had lung cancer. >> i've been reminding my colleagues today, that have all been incredibly supportive, that almost 10 million americans are already living with cancer, and i have a lot to learn from them. >> reporter: tonight, the american lung association telling us that people are still moved by peter's words. awareness about lung cancer critically low because of the stigma. but peter helped change that. "he leaves behind a tremendous legacy," they told us, "and part of this certainly will be his honest approach to sharing his lung cancer diagnosis." we remembered hearing from ellen kinney of pendleton, indiana, three years ago when we marked