A second source familiar with Mangione's stay at Surfbreak said back pain was a major theme of his life at that time. He tried to surf in Hawaii and was not able to. This appeared to be a source of pain and frustration for him, said the source.
The background image on Mangione's X account shows an X-ray of a spine with hardware in it, reflective of previous surgery. It is not known if this is an X-ray of Mangione's spine. An orthopedist told CBS News that the image appeared to show a hardware fusion likely for spondylolisthesis.