Keith Hernandez stunned by Mets jersey retirement news
Mets to Retire Jerry Koosman's Jersey - The New York Times
Jerry Koosman's No 36 to be retired by Mets in June
Mets retire Jerry Koosman's No. 36 in Citi Field ceremony
Mets retire Keith Hernandez's No. 17 in Citi Field ceremony
Mets to Retire Jerry Koosman's Jersey - The New York Times
Jerry Koosman's No 36 to be retired by Mets in June
Keith Hernandez Joins Short List Of New York Mets With Retired Jerseys
Mets retire Willie Mays' No. 24 as Old-Timers' Day returns
Mets to retire Keith Hernandez's number 17 in July
Mets' retired numbers
Jerry Koosman's No. 36 to Be Retired By Mets in June – NBC New York
Mets to Retire Jerry Koosman's Jersey - The New York Times
Jerry Koosman's No. 36 to be retired