It's great that the Mets are retiring Mike Piazza's number, but Gary Carter and Keith Hernandez deserve same honor – New York Daily News
Mets retire Willie Mays' No. 24 as Old-Timers' Day returns
NY Mets Retire Mike Piazza's Number 31 - Mets History
Mets to retire Mike Piazza's No. 31 jersey this season – New York Daily News
20 years after 9-11, Mike Piazza is still moved after dramatic Home Run
Mets retire Willie Mays' No. 24 as Old-Timers' Day returns
MIKE PIAZZA. JERSEY NUMBER 31 PATCH.
MIKE PIAZZA NEW YORK METS RETIRED JERSEY NUMBER 31 PATCH
Mets to retire Keith Hernandez's No. 17 next season
Mets to retire Mike Piazza's No. 31 jersey this season – New York Daily News
Mike Piazza's No. 31 retired by Mets
New York Mets to retire Mike Piazza's uniform number 31 – The Morning Call
Mets to retire Keith Hernandez's No. 17 in July - The San Diego Union-Tribune