Paul Zeise: Pirates should wait to sign Konnor Griffin to an extension - Pittsburgh Post-Gazette

Paul Zeise: Pirates should wait to sign Konnor Griffin to an extension  Pittsburgh Post-GazettePirates top prospect Konnor Griffin's MLB debut: What to know  ESPNKonnor Griffin is coming to MLB as a teenager. How rare is that?  MLB.comJackson Prep baseball phenom called up to majors at 19 years old  WAPTPirates to call up Konnor Griffin, reportedly working to finalize 9-year, $140M deal with the No. 1 overall prospect  Yahoo Sports