Rubbing Mud: Aroldis Chapman’s Slider and Fastball Adjustment Matthew Trueblood August 30, 2019 Share: > Image credit: USA Today Sports Subscribe to Baseball ProspectusHow has the Yankees' closer made up for a dip in velocity? Full access to this article is for Premium Baseball Prospectus subscribers. Sign up today to get access to insightful analysis for the discerning baseball fan. Super-Premium - $66.99 / yearPremium - $45.95 / yearPremium Monthly - $6.99 / month Subscribe to Baseball Prospectus In This Article 0 Aroldis ChapmanNew York Yankees Related Articles Hal Steinbrenner Didn’t Lie in Entirety $ by Rob Mains 11/25 14 Quantum Leap: The Fragility of Empire $ by Matthew Trueblood 11/17 2 The Managers Just Can’t Help It $ by Steven Goldman 10/30 3 Five & Dive, Episode 498: Nathan Lukes For You by Craig Goldstein, Patrick Dubuque, and Jeffrey Paternostro 10/10 0 Sometimes, Often, the Yankees Lose $ by Steven Goldman 10/09 8 Latest Articles Five & Dive Episode 514: I’d Rather Look at a Picture of a Dude by Craig Goldstein, Jeffrey Paternostro, and Patrick Dubuque 12/18 0 What They’re Saying: Griff McGarry Edition $ by Howard Megdal 12/18 0 TA: Bell Fits the Bill for the Twins $ by Bradley Woodrum 12/18 1 TA06: Good Enough for Then $ by Patrick Dubuque 12/18 2 Around the League in 90 Days: The Giants $ by Rob Mains 12/18 1 more chevron_rightchevron_right Matthew Trueblood @MATrueblood More about: Aroldis ChapmanNew York Yankees Latest Articles Five & Dive Episode 514: I’d Rather Look at a Picture of a Dude by Craig Goldstein, Jeffrey Paternostro, and Patrick Dubuque 12/18 0 What They’re Saying: Griff McGarry Edition $ by Howard Megdal 12/18 0 TA: Bell Fits the Bill for the Twins $ by Bradley Woodrum 12/18 1 Related Articles Hal Steinbrenner Didn’t Lie in Entirety $ by Rob Mains 11/25 14 Quantum Leap: The Fragility of Empire $ by Matthew Trueblood 11/17 2 The Managers Just Can’t Help It $ by Steven Goldman 10/30 3 You need to be logged in to comment. Login or Subscribe