1998 Major League Baseball home run record chase - Wikipedia
The 1998 Home Run Race: Sammy Sosa Vs. Mark McGwire
394: Gwynn's historic chase still revered - The San Diego Union-Tribune
TTM This Week: Book and Card Show Talk; Mail Days Bring Sigs
The McGwire-Sosa home run chase helped make 1998 one of MLB's wildest seasons ever - ESPN
Remembering Mark McGwire, Sammy Sosa's Historic Summer of '98 Home Run Chase, News, Scores, Highlights, Stats, and Rumors
Padres roster review: Adam Engel - The San Diego Union-Tribune
The McGwire-Sosa home run chase helped make 1998 one of MLB's wildest seasons ever - ESPN
Hok Talk - Royals Review
Padres notes: Fernando Tatis Jr. ready for a hostile Dodger Stadium; Luis Campusano undergoes thumb surgery - The San Diego Union-Tribune
Umpire Don Denkinger still remembered for World Series call, Sports