A-Rod with #20 today.
GRAND SLAMS - CAREER
* Lou Gehrig 23
* Manny Ramírez 21
* Alex Rodriguez 20
* Eddie Murray 19
* Willie McCovey 18
* Robin Ventura 18
* Jimmie Foxx 17
* Ted Williams 17
* Hank Aaron 16
* Dave Kingman 16
* Babe Ruth 16
* Ken Griffey, Jr. 15
* Richie Sexson 15
* Jason Giambi 14
* Gil Hodges 14
* Mark McGwire 14
* Mike Piazza 14
That's some serious company.