Konnor Griffin Delivers In MLB Debut After Signing Record-Breaking Contract With Pittsburgh Pirates  OutKick'Difference-maker' Konnor Griffin, 19, stars with bat, glove in Pirates debut  ESPNGriffin helps Pirates raise Jolly Roger with RBI double in 1st career AB  MLB.comKonnor Griffin’s family reflects on his major league promotion  Pittsburgh Post-GazettePirates Designate Enmanuel Valdez For Assignment  MLB Trade Rumors