Eli Williamson, a veteran of Iraq and Afghanistan who is also a member of the Oprah's Angel Network community started an organization to help other veterans with their educational debt.

Oprah Radio host Gayle King talks with Paul Rieckhoff of the organization Iraq and Afghanistan Veterans of America about issues facing soldiers returning from war.

Her husband calls her spectacular. Her gym friends call her a gladiator. Her mother calls her often (they're very close). While driven, determined, and not easy to impress, Michelle Obama is also warm, wry, and unpretentious. Holly Yeager meets the woman

Soldiers injured while serving in Iraq and Afghanistan share their stories with Oprah at the Walter Reed Army Medical Center.

Twenty bucks buys movie tickets or a weekend's worth of lattes. But you can do a world of good - from feeding an endangered animal to educating a child - for even less.