Matt Harvey, the Mets' 'Dark Knight,' retires at 34
Matt Harvey - Wikipedia
Matt Harvey announces retirement
Matt Harvey, ex-Fitch great and Mets pitching star, retires at 34
Matt Harvey Announces Official MLB Retirement – NBC New York
Matt Harvey on surgery, recovery and future
The Rise and Fall of the Dark Knight: Matt Harvey Suspended After
Matt Harvey announces retirement
Former New York Mets Ace Matt Harvey Announces Retirement - Fastball
Dark Knight returns: Harvey, Orioles lose to Mets 7-1