Washington: US Senator John McCain, the Vietnam war hero who turned senator and presidential candidate, passed away on Saturday at the age of 81 after his battle with brain tumour, according to a statement released by his office, BBC reported.
In July 2017, McCain was diagnosed with an aggressive brain tumour and had been undergoing medical treatment since then. His family announced that McCain had decided to stop the treatment on Friday.
Last July. the six-term senator and 2008 Republican presidential nominee underwent a surgery to get a blood clot removed from his left eye. That was when doctors discovered his tumour.
McCain, the son and grandson of Navy admirals, was a fighter pilot during the Vietnam War. He spent more than five years as a prisoner of war after his plane was shot down. He was tortured in the custody of his captors and was left with lasting disabilities.