After his 1972 White House run ended in defeat, McGovern was re-elected once more to the Senate. South Dakota voters turned against him in 1980.
But McGovern, once a global ambassador in the fight against hunger, continued that cause well into his 80s. In 2008, he was awarded the World Food Prize along with former Republican Sen. Bob Dole, who like his compatriot faced defeat in a presidential race. It was not known if Dole would attend any of the services.
Associated Press writer Chet Brokaw contributed to this report.
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