Hunter Biden has spoken publicly about his father’s worsening battle with prostate cancer, saying the disease has spread to his bones and is causing the former US president severe pain. Today's top videos STORY CONTINUES BELOWThe former president, 83, revealed in May last year that he had been diagnosed with stage four prostate cancer. The disease has since progressed, with Hunter confirming that it has metastasized beyond the prostate and into his bones. In June, he attended a Democratic fundraising event in Maryland, appearing alongside members of the state’s Democratic Party at a ‘Fight Back and Win’ gala near Baltimore. Hunter Biden – Pic: CBSHe has also been active on X, where he has regularly defended Biden and responded to criticism of the former president.