But a boomtown can turn to bust when claim jumpers challenge the former gunslinger on Paradise. Then, a village massacre has a colonel caught between conscience and country. You dropped this crazy investigation of yours. Will he risk it all to expose the truth? Tour of Duty, Saturday. Get ready to celebrate America's homecoming week on CBS. Starting this Sunday, we've got the programs and special events to light up your holidays. So whether you're going home to the family or the family's coming home to you, why not spend America's homecoming week in America's homecoming place, CBS? From CBS News, this is EarthQuest. Medicine men are helping scientists to unlock the secrets of the rainforest. The story after this. New Final Net Ultimate Hold. A weatherproof formula. Honey, don't forget your food. It holds longer and stronger than the other leading pumps. It lets you laugh at the weather. The fast disappearing tribes of the Amazon use almost 2,000 plant species for medicinal purposes. Yet only 10% are known to modern medicine. The sap from this tree cures skin infections that Western medicines can't. Ethnobotanists like Dr. Mark Plotkin of Conservation International are trying to learn the secrets of these plants from medicine men before the forest people disappear, their knowledge with them. I'm Harry Smith, CBS News for EarthQuest. This is CBS. They're doing it again. Yakima Transit is again offering extended hours of service through the holidays. Now you can ride the bus until 10 p.m. on weeknights and Saturdays and on Sundays from 8.40 a.m. to 6.45 p.m. This special holiday service begins November 20th and ends New Year's Eve. So catch a ride on Yakima Transit. It's your shopping, visiting, errand running, no winter fuss, bus. Pick up your special holiday schedule on the bus or call Yakima Transit at 575-6175 for more information. Someday soon at a local store when you least expect it, someone's going to come up to you and say... Excuse me, do you know what Islas means? If you answer that Islas means I shop locally and save, you could win a free gift certificate and everybody wins when they shop locally. Support Islas. And when you're shopping locally, enter to win one of these grand prizes to be given away November 21st. Remember... I shop locally and save. This is KIMATV 29.