Mark McGwire's Opening Day grand slam in 1998

Mark McGwire's Opening Day grand slam in 1998

1998 Upper Deck Mark McGwire's Chase for 62#13 Mark McGwirend grand lam of the season on June MLB Baseball Trading Card : Everything Else

Grand slam (baseball) - Wikipedia

The McGwire-Sosa home run chase helped make 1998 one of MLB's wildest seasons ever - ESPN

This date in baseball

1998 Baseball History - This Great Game

Looking Back At The 1998 Home Run Chase – Hartford Courant

Mark McGwire becomes the first player in major league history to hit 5

Looking Back At The 1998 Home Run Chase – Hartford Courant

Greatest Show on Dirt on Instagram: Opening Day, 1998. Mark McGwire hits a grand slam. This is one of my favorite home runs ever. Mostly because it was on Opening Day, and

Remembering Mark McGwire, Sammy Sosa's Historic Summer of '98 Home Run Chase, News, Scores, Highlights, Stats, and Rumors

Sosa hits 63rd homer

Mark McGwire grand slam lifts Cardinals to season-opening win in 1998