it takes talent, hard work, and a helping hand from caring role models like wendy hilliard. >> if youear about cruelty to animals, then you'll be happy to hear this story. six bears in china were rescued by an animal-rights group. they were being kept on an illegal bear-bile farm. bear bile is a fluid stored in the bear's gallbladder. those who practice traditional chinese medicine claim that bear bile has many health benefits, but other experts point out that there are plant and manmade substitutes that can be used instead. bears often die after being held on these farms, but for these six bears, help came just in time. >> when teen scientists win awards, it's a victory for all of us. i'll have a report. tell you w medical website designed especially for older folks. website you say! i can't work on computers, they're not senior-friendly. blah, blah, blah. but the national institutes of health fixed all that. now you can make the type bigger, increase contrast, even make it talk to you. just go to nihseniorhealth.gov and get the best medical information available anywhere. nih senior

it takes talent, hard work, and a helping hand from caring role models like wendy hilliard. >> if youear about cruelty to animals, then you'll be happy to hear this story. six bears in china were rescued by an animal-rights group. they were being kept on an illegal bear-bile farm. bear bile is a fluid stored in the bear's gallbladder. those who practice traditional chinese medicine claim that bear bile has many health benefits, but other experts point out that there are plant and manmade substitutes that can be used instead. bears often die after being held on these farms, but for these six bears, help came just in time. >> when teen scientists win awards, it's a victory for all of us. i'll have a report. >> when you think of teens in the spotlight, do you think of performers? and when you think of cheering crowds, do you think of sports? as kristina tells us, maybe you should be thinking about science. >> the second-place winner... >> you can almost feel the tension as the contestants wait to hear the winning names announced. >> from ambler, pennsylvania, and germantown academy, jona