Justus Sheffield - Seattle Mariners Relief Pitcher - ESPN
Mariners prospect Justus Sheffield back on track after change of scenery - Seattle Sports
Ex-Yankees prospects struggle on the mound
The Yankees Aren't Bad, They Are Ordinary - The New York Times
Flexen flexes again at home, Mariners beat Angels 2-0
5 things we learned about the Mariners after the opening series
Gameday: Mariners 6, Angels 5 Final Score (07/16/2021)
6 ex-Yankees prospects who are killing it, including Garrett Whitlock and Thairo Estrada
DeGrom pulled early, Mets bullpen finishes 6-3 win over Cubs, Sports
MLB DFS Picks Breakdown (Saturday, June 18): Coors Field Game Stack?