Former U.S.Senator Daniel Patrick Moynihan dies at the age of 76. The New York Democrat was a scholarly politician who led a colorful and varied life, serving at various times as a U.N. ambassador, Harvard professor, shoe-shine boy and longshoreman. Moynihan died from complications of an infection following a burst appendix. (Please note: audio in this piece has been revised to acknowledge that Sen. Moynihan was born in Oklahoma, not Arizona.)