Rays Manager Kevin Cash would have pulled Greinke in time - DRaysBay
Dodgers losing Zack Greinke hurt Oakland A's chances of signing Ryan Madson - Athletics Nation
How Astros' Zack Greinke trade made Houston title favorites - Sports Illustrated
Trade rumors: 2019 MLB All-Stars
Former Astro, Royal Zack Greinke hits free agency at 38 - Beyond the Box Score
Zack Greinke Trade Still Right Move for Brewers - Brew Crew Ball
Milwaukee Brewers: Looking Back on the Zack Greinke Trade
LA Angels news: Impact players, Zack Greinke, more
Zack Greinke officially opts out of contract, now a free agent - True Blue LA