McCovey battled ongoing health issues, according to the team. He was 80.
It is with great sadness that we announce that San Francisco Giants Legend and Hall of Famer Willie McCovey passed away peacefully this afternoon at the age of 80 after losing his battle with ongoing health issues. #Forever44 | #SFGiants pic.twitter.com/ooOYg4ESol— San Francisco Giants (@SFGiants) October 31, 2018
McCovey burst in the big leagues in 1959 with the Giants, winning the Rookie of the Year award.
He played played 22 seasons in the majors, covering four decades, retiring in 1980 with 521 home runs. He was one of the most feared hitters in the game.
McCovey was inducted into the Hall of Fame in 1986.
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