Why are the World Series called 'the World Series' as it is played with 2 American teams every year? No World Series, the US Series. - Quora
Posada hits his first Major League home run
ALDS Gm3: Posada homer gives Yanks 1-0 lead over A's
October 17, 1998: Greg Vaughn homers twice and Tony Gwynn once, but Yankees rally to beat Padres in World Series opener – Society for American Baseball Research
Gary Sánchez Stats, Fantasy & News
1998 World Series recap
Crowd Pleasers - Sports Illustrated Vault
Jorge Posada's two-run blast helps Yankees push past Rays, 7-3
Charitybuzz: A Private Catching Lesson with Yankees Star and Core Four Member Jorge Posada in Miami (For a Boy or Girl 18 Years Old or Younger)