Political leaders from across parties in the U.S. extended their sympathies to Democratic former President Joe Biden, 82, after his office announced Sunday that he was diagnosed with an “aggressive” form of prostate cancer.

Joe Biden’s Gleason score of 9 and bone metastasis confirm advanced prostate cancer. Leaders across party lines offer support as he begins treatment planning.

Former President Joe Biden has been diagnosed with advanced prostate cancer, prompting support, while past rivals pledge to investigate his final actions in office.