Ryu was recalled by the Cubs from Triple-A Iowa on Sunday as reliever Michael Wuertz was optioned to the minors to make room on the roster. The 22-year-old right-hander is making his second appearance with the Cubs this season after being recalled on May 13. (Updated 5/28/2006) Analysis: Ryu made his major league debut, pitching one inning of relief in a 9-0 Cubs' loss to the San Diego Padres on May 14. He was 2-3 with a 3.16 ERA and 42 strikeouts in 51 1-3 innings with Triple-A Iowa this season.