KC Royals: Why Zack Greinke returning is good for everyone
Zack Greinke - MLB News, Rumors, & Updates
Royals' P Zack Greinke to start Friday after completing rehab assignment
Zack Greinke strong in Royals' return off injured list
Royals make flurry of roster moves, place Greinke and two others on IL Kansas City News - Bally Sports
Greinke pitches 5 scoreless innings, Royals beat Guardians – Morning Journal
Greinke put on injured list - The Iola Register
Royals expected to bring back Zack Greinke for another season
Royals place Zack Greinke on IL with flexor strain