The Call Up EP 292 | Walter Pennington Joins the Show, Top Prospect Injury Updates Aram and Jack catch up on some injured prospects and others playing in rehab games before welcoming on Royals pitching prospect Walter Pennington. He joins the show to discuss his career journey from being an undrafted signing in 2020 all the way to being one of the best arms in Triple-A this season. He discusses adjustments he has made, pitching development improvement in Kansas City, and much more. Listen wherever you get your podcasts! _____ #mlb #milb #baseball #mlbprospects #majorleaguebaseball #minorleaguebaseball #kansascityroyals #royalsprospects