Feb. 29, 2012 - 84-year-young former President of the United Stated Herbert Hoover prepares to board a TWA Jetliner to San Francisco. Mr. Hoover, who maintains an active schedule, will be away for three weeks on business.

- Image ID: E138XG
Feb. 29, 2012 - 84-year-young former President of the United Stated Herbert Hoover prepares to board a TWA Jetliner to San Francisco. Mr. Hoover, who maintains an active schedule, will be away for three weeks on business.
Keystone Press / Alamy Stock Photo
Image ID: E138XG
Feb. 29, 2012 - 84-year-young former President of the United Stated Herbert Hoover prepares to board a TWA Jetliner to San Francisco. Mr. Hoover, who maintains an active schedule, will be away for three weeks on business. (Credit Image: Keystone Pictures USA/ZUMAPRESS)