Ex-Mets pitcher Matt Harvey announces retirement after nine-year MLB career

Matt Harvey hangs up cape for good - AS USA

Matt Harvey, the Mets' 'Dark Knight,' retires at 34 Ohio & Great Lakes News - Bally Sports

MLB fans react to pitcher Matt Harvey's decision to call it quits after former Mets star ends decade-long MLB career: The Dark Knight was a dog

Matt Harvey retirement: Former Mets pitcher announces he's leaving baseball at age 34 - DraftKings Network

MLB All-Star Pitcher Announces Retirement At 34 - The Spun: What's Trending In The Sports World Today

Former Angel Matt Harvey retires at 34 - CBS Los Angeles

Matt Harvey Announces Retirement After 9 Seasons with Mets, More: 'Goodbye, Baseball', News, Scores, Highlights, Stats, and Rumors

Matt Harvey announces retirement

By Suspending Matt Harvey, Mets Call Attention to Drastic Times - The New York Times

UNC Baseball: Matt Harvey Announces Retirement from Baseball