Celebrity doctor Peter Attia has resigned from his new contributor position at CBS News following new revelations about his relationship with Jeffrey Epstein and has denied any wrongdoing. CNN's Brian Stelter breaks down what happened. Read more: https://cnn.it/3OoXKo5 | CNN

Longevity star Dr. Peter Attia tells his patients to eat one gram of protein for every pound they weigh, every day – that’s more than double what the current nutritional guidelines recommend. The doctor and a handful of his patients have also used a drug called rapamycin, usually prescribed to transplant recipients, that has extended lifespan in mice. He stopped for now, because it gave him mouth sores, which can be a side effect. | 60 Minutes