Timeline: Sammy Sosa vs. Mark McGwire in 1998
A look at Sosa's first and last MLB home runs
How Much of a Role Did Steroids Play in the Steroid Era? - The Ringer
Timeline: Sammy Sosa vs. Mark McGwire in 1998
Looking Back At The 1998 Home Run Chase – Hartford Courant
1998 home run chase 25 years later: A look at McGwire, Sosa vs. Reds
1998 home run chase 25 years later: A look at McGwire, Sosa vs. Reds
Mark McGwire top career moments
The 1998 Home Run Race: Sammy Sosa Vs. Mark McGwire
JAWS and the 2013 Hall of Fame ballot: Sammy Sosa - Sports Illustrated
1998 home run chase 25 years later: A look at McGwire, Sosa vs. Reds
Timeline: Sammy Sosa vs. Mark McGwire in 1998