Who do rock stars look up to? Newspaper columnists, if you're U2's Bono. Nicholas Kristof, described by Bono as his "hero," talks about the Irish rocker, and the causes that have brought them together.
Popular Group Claims Responsibility for Hacks
Natalie Morales' Zombie Transformation
Volunteer Makes Kind Gesture for Hairless Hamster
America's Biggest Pumpkin