Cubs' Kervin Castro: Outrighted to Triple-A

Castro cleared waivers and was outrighted to Triple-A Iowa on Friday, Andy Martinez of Marquee Sports Network reports.

Castro was removed from the Cubs' 40-man roster Monday and will ultimately remain in the organization. Over 31 Triple-A appearances this year, he's posted a 5.19 ERA and 1.70 WHIP in 34.2 innings.