1998 Major League Baseball home run record chase - Wikipedia
Tracking the Sosa-McGwire home run chase
Remembering Mark McGwire, Sammy Sosa's Historic Summer of '98 Home Run Chase, News, Scores, Highlights, Stats, and Rumors
Sept. 27, 1998: McGwire hits 70 and is saluted as 'the new American sports hero
ESPN's 'Long Gone Summer' Revisits Mark McGwire and Sammy Sosa's Steroid-Fueled Home Run Battle
Timeline: Sammy Sosa vs. Mark McGwire in 1998
The 1998 Home Run Race: Sammy Sosa Vs. Mark McGwire
Timeline: Sammy Sosa vs. Mark McGwire in 1998
Minnesota Twins Top Washington Nationals, Jorge Polanco Three Hit
The McGwire-Sosa home run chase helped make 1998 one of MLB's wildest seasons ever - ESPN