MIAMI — Ken Griffey Jr. hit his 600th home run today to become the sixth player in history to reach that milestone.

The Cincinnati star homered off Marlins left-hander Mark Hendrickson with Jerry Hairston on third and one out in the first inning.

The left-handed swinger launched a 3-1 pitch 413 feet into the right-field seats.

Former Chicago Cubs slugger Sammy Sosa is fifth on the all-time list with 609 home runs.