Piazza, Mike Baseball Hall of Fame
Mike Piazza, Mets honor victims of Sept. 11 attacks
Which cap for Mike Piazza on Hall of Fame plaque?
Mike Piazza's post-9/11 home run remains memorable to New York City 20 years later
Mike Piazza's post 9/11 HomeRun
A look back on Mike Piazza's 9/11 home run - TSJ101 Sports!
Mike Piazza - Wikipedia
The Home Run That Lifted New York Days After 9/11 - The Tablet
Memories of first Mets game after 9/11, Mike Piazza's home run
The Healing Power of Sports - Mike Piazza's Home Run
Mike Piazza frustrated the Mets allowed his September 21, 2001 jersey to be auctioned - NBC Sports
New Hall of Famer Mike Piazza tips cap to Mets, New York – New York Daily News
Mike Piazza Loves Hard Rock
For Mike Piazza, the HOF was Worth the Wait - Sports Collectors Digest