Carter helps build stairs for a home during a Habitat for Humanity project in Edmonton, Alberta, in July 2017. A couple days later, while working on another house in Canada, <a href="http://www.cnn.com/2017/07/13/politics/jimmy-carter-dehydration-habitat-for-humanity/index.html" target="_blank">Carter became dehydrated</a> and was taken to a hospital as a precaution.