CAPTION: Apr 8, 1974; Atlanta, GA, USA; FILE PHOTO; Atlanta Braves outfielder Hank Aaron (44) rounds the bases after hitting career home run #715 and breaking the all-time career...

...2007, file photo showing San Francisco Giants' Barry Bonds hitting his 756th career home run, breaking Hank Aaron's lifetime mark, off Washington Nationals' pitcher Mike Bacsik during the fifth inning of their baseball...

...photo showing San Francisco Giants Barry Bonds reacting after hitting his 756th career home run, , breaking Hank Aaron's lifetime mark, in the fifth inning of their baseball game against the Washington Nationals in...

...2007, file photo showing San Francisco Giants Barry Bonds hitting his 756th career home run, , breaking Hank Aaron's lifetime mark, in the fifth inning of their baseball game against the Washington Nationals in...

Hall of Fame baseball legend Henry "Hank" Aaron speaks during the M.D. Anderson Conversation with a Living Legend Thursday, Dec. 3, 2009, in...

COOPERSTOWN, NY - JULY 26: Baseball icon Hank Aaron looks on at Clark Sports Center during the 2009 Baseball Hall of Fame induction ceremony on...

COOPERSTOWN, NY - JULY 27: Hall of Fame member Hank Aaron waves during the 2008 MLB Hall of Fame Induction Ceremony at the Clark Sports Center on...

...during a MLB game at Petco Park August 4, 2007 in San Diego, California. Bonds tied Hank Aaron's career all time home run record

ATLANTA, GA - APRIL 8: Hank Aaron #44 of the Atlanta Braves circles the bases after hitting home run #715 to break Babe...

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UNDATED: Hall of famer Hank Aaron of the Atlanta Braves swings at the ball. (Photo by Focus On Sport/Getty Images

San Francisco Giants' Barry Bonds, right, listens to Hank Aaron during the presentation of the Hank Aaron awards before Game 4 of the World Series Wednesday...

Atlanta Braves' Hank Aaron eyes the flight of the ball after hitting his 715th career homer in a game against...