New York Yankees manager Aaron Boone says pitcher Clarke Schmidt will undergo a second Tommy John surgery that will sideline him for the rest of this season and much of next season.

New York Yankees right-hander Clarke Schmidt will undergo Tommy John surgery to repair the torn UCL in his pitching elbow on Friday, manager Aaron Boone told reporters prior to Thursday's game against the Seattle Mariners.

Yankees right-hander Clarke Schmidt will undergo Tommy John surgery for the second time and will miss at least the rest of this season, manager Aaron Boone said.