Ken Griffey Jr, Seattle Mariners Stock Photo - Alamy

Seattle Mariners' Ken Griffey Jr. watches his two-run double during the fifth inning of a baseball game against the Chicago White Sox in Chicago, Wednesday, April 29, 2009. At left is Chicago

Seattle Mariners' Ken Griffey Jr. looks on from the dugout before a baseball game against the Baltimore Orioles, Wednesday, May 12, 2010, in Baltimore. (AP Photo/Nick Wass Stock Photo - Alamy

Chicago White Sox's Ken Griffey Jr. steps into the batters box during the first inning against

Ken Griffey Jr, Seattle Mariners Stock Photo - Alamy

Seattle Mariners on-deck batter Franklin Gutierrez, left, watches as Ken Griffey Jr. crosses the plate on a sixth-inning home run off New York Yankees starter Andy Pettitte in the Mariners' 4-2 loss

Seattle Mariners' Ken Griffey Jr. watches his single to center field against the New York Yankees in the seventh inning at SAFECO Field in Seattle on August 16, 2009. The Mariners beat

Seattle Mariners' Ken Griffey Jr. during a baseball game against the Texas Rangers, Sunday, Aug. 2, 2009, in Arlington, Texas. (AP Photo/Tony Gutierrez Stock Photo - Alamy

Ken Griffey Jr, Seattle Mariners Stock Photo - Alamy

Seattle Mariners Ken Griffey Jr. (24) during a game from his 1997 season. Ken Griffey Jr. played for 22 years with 3 different teams, was a 13-time All-Star,1997 American League MVP winner.(AP