David Gerfast and his family are fighting cancer with an old-fashioned ship captain's bell and high-tech proton beam radiation.
By the end of this decade, estimates are that 60,000 or more elderly people will be homeless.
Life on the streets is particularly hard on older women who have more health problems and are very physically vulnerable.
With more and more older women facing economic instability, we ask: What should be done with an older woman who can’t afford a home of her own?
Peter O’Dowd follows the route of Abraham Lincoln's funeral train 150 years ago, to look at modern-day race relations and Lincoln's legacy.