60 Minutes — Episode 18: Make-A-Wish, The Health Wagon, The Giving Pledge

You are watching the episode Make-A-Wish, The Health Wagon, The Giving Pledge Bill Whitaker reports on Make-A-Wish Foundation; Scott Pelley visits with nurse practitioners who provide healthcare services to uninsured working poor in Appalachia; Charlie Rose interviews billionaires Warren Buffet, and Bill and Melinda Gates, who plan on giving half of their fortunes to charity.