In his new book Sons of Baseball: Growing Up with a Major League Dad, author Mark Braff interviewed 18 sons of star ballplayers including Y ogi Berra, Roger Maris and Gil Hodges about what it was like having a father who played Major League Baseball. In this excerpt ("Come on, Rivera, Throw the Cutter") courtesy of Rowman & Littlefield, Mariano Rivera's son Jafet shares his experience growing up as the son of "The Sandman." Who was the greatest hitter of all time: Babe Ruth? Ty Cobb? Ted Williams?