Robin Roberts, the admirable anchor on ABC's "Good Morning America," is one of the latest city dwellers to be featured on the photoblog Humans Of New York. The account, which shares touching, often intimate stories from New York City's inhabitants, posted a picture of Roberts along with a quote where she opened up about her battle with health issues. http://www.humansofnewyork.com/post/130991972286/before-my-bone-marrow-transplant-i-had-to-have Roberts underwent a bone marrow transplant in 2012 for a rare blood disorder called MDS, which developed as a result of past treatment for breast cancer in 2007. Roberts describes how she felt herself mentally withdrawing during the most painful periods.