Aroldis Chapman opt-out contract

MLB rumors: Will Yankees' Aroldis Chapman opt out and become a free agent?

Yankees Rumors: Aroldis Chapman Agrees to New Contract to Stay with NYY, News, Scores, Highlights, Stats, and Rumors

Botte Shots: Signing of Aroldis Chapman was smart baseball move for Yankees, but closer's past remains troubling – New York Daily News

Aroldis Chapman Signs With Kansas City Royals, Officially Ending A Mixed Tenure With The New York Yankees

Aroldis Chapman: Cubs manager Joe Maddon misused me during postseason

Aroldis Chapman not going to Dodgers in MLB free agency

Aroldis Chapman and the Yankees Agree to a Contract Extension - The New York Times

KC Royals set to sign Aroldis Chapman to 1-year contract

What's Wrong With Aroldis Chapman? - The Ringer

Aroldis Chapman Receives 30-Game Suspension - MLB Trade Rumors