to that end, last month, chris rosati, who has already done so much for north carolina, launched his latest campaign. ( cheers ) he told these screaming fans his plan to give out hundreds of little butterfly grants, $50 each, to any kid who wants to start change the world. ♪ when a hero comes along ♪ with the strength to carry on >> reporter: america, get ready for a hurricane. ♪ that a hero lies in you ♪ ( applause ) >> reporter: steve hartman on the road in durham, north carolina. >> pelley: be the change you want to see. that's the cbs evening news for tonight. for all of us at cbs news all around the world, i'm scott pelley, and i'll see you sunday on "60 minutes," good night. captioning sponsored by cbs captioned by media access group at wgbh access.wgbh.org we showed you the pictures last month... tonight, we're learning more about why they >>> stacks of patient records abandoned in an east bay medical clinic? >> we showed you the pictures last month. tonight, we're learning more about why they were suddenly left behind. >> good evening, i'm elizabeth cook. >> i'm ken b

. >> pelley: we've been following the brave journey of chris rosati as he lives with and in spite of the neurological disease a.l.s. we watched him give away donuts and honor kids for random acts of kindness. goodness only knows what he's up to now. steve hartman is here on the road. >> reporter: it's always been a mystery to me how someone not long for this world could care so much about it. even now his voice almost gone chris still has a lot to say about how to make the world a better place. his latest revelation is about the butterfly effect. the butterfly effect this idea that a single butterfly flapping its wings on one side of the dwhroab can in theory, start a hurricane on the other. it's a physics concept but chris wondered if it could be applied to kindness as well. >> reporter: a few months ago he decided to test the theory at this diner in his hometown of durham, north carolina. he saw two girls at the table next to his and gave them each $50 with one very simple instruction-- do something kind. >> reporter: that was the end of it? until? it included pictures from a villa

rosati." >> it was the butterfly effect. >> the two girls responsible were 13-year-old kate cameron and her 10-year-old sister anna. they say they couldn't believe it when a stranger gave them each $50. you didn't want to let him down? >> no. >> that makes you want to do something good with that money. >> the girl say they knew about this village in sierra leone where their dad worked. the people had been working hard to fight ebola see first paid for a feast. to help them celebrate being ebola free. they say it felt great to help. >> it inspired me. >> i would definitely encourage other people to do it. >> now what do you do? >> oh, man. get a whole lot of butterflies to flap their wings. >> to that end last month chris, who's already done so much for north carolina launched his latest campaign. he told these screaming fans his plan to give out hundreds of little butterfly grants, $50 each, to any kid who wants to start changing the world. ♪ america, get ready for a hurricane. ♪ [ applause ] >> pauley: a visit to germany is on tap. >> we tried to link the two paintings. >> paul