Graham Nash reveals David Crosby's COVID-19 death.

David Crosby died in January at age 81 after contracting COVID-19 for a second time while rehearsing for a show in Los Angeles, according to his friend and former bandmate Graham Nash. Crosby had spent decades struggling with health issues after being diagnosed with hepatitis C in the early 1990s and underwent a liver transplant in 1994. Nash's disclosure of the cause of Crosby's death comes just months after his heartfelt tribute to his longtime on-and-off friend. Crosby leaves behind a tremendous music legacy.