>> she's pushing this rick shaw along with her and carrying 3,800 beads. this whole walk is this important program called beads of courage. the beads are basically keepsakes, beads that honor certain treatments for pediatric cancer patients. every time a patient gets a blood transfusion, chemotherapy, they get a bead marking their journey through their recovery. she's trying to raise 38,000. she's traveled around the country butch decided it's time to do something for her own country. so she's in call be, wisconsin. >> how far into the journey are you? >> i have walked 2,172 miles so far. >> how were you able to carve out enough time to walk across the country and do this? >> i'm really very fortunate and they are very pore i -- is so near and dear to your heart? something so simple, a tiny little bead can mean so much. i had five shots today but i get five black beads and you should see my strand. it's like ten feet long! they get really excited. >> tell me some of the stops you're making at the children's hospital. >> i get to the hospital, i meet the ki