Jimmy Carter set to become the oldest living president in U. S. history

Jimmy Carter on Friday will pass George H. W. Bush to become the longest living president. In the years since he left office, he s become perhaps the most accomplished former president in American history. Chip Reid explains. Subscribe to the CBS Evening News Channel HERE: Watch Full Episodes of the CBS Evening News HERE: Watch the latest installment of On the Road, only on the CBS Evening News, HERE: Follow CBS Evening News on In