White Sox placed RHP Zach Putnam on the 15-day disabled list with right shoulder inflammation.
White Sox manager Robin Ventura said Sunday that Zach Putnam and Jacob Petricka are the favorites to be used in the ninth inning when the team has a lead.
Zach Putnam earned his third save of the 2014 as the White Sox beat the Astros 4-3 on Saturday.
Zach Putnam secured his second save of the season on Friday, working a perfect ninth inning to protect a one-run lead against the Astros.
Zach Putnam retired four of the five Angels he faced Wednesday to pick up the win in the White Sox's 3-2 victory.
White Sox manager Robin Ventura said Sunday that he plans to handle the closer situation on a case-by-case basis.
Zach Putnam picked up his first save of the season on Saturday, allowing a run on three hits over 1 1/3 innings of work.
White Sox purchased the contract of RHP Zach Putnam from Triple-A Charlotte.
White Sox signed RHP Zach Putnam to a minor league contract with an invitation to spring training.
Cubs activated RHP Zach Putnam from the 60-day disabled list; sent him outright to Triple-A Iowa.
Zach Putnam underwent surgery Friday to have bone spurs removed from his elbow.
Cubs placed RHP Zach Putnam on the 15-day disabled list with right elbow soreness.
Zach Putnam will receive an MRI on his right elbow.
Zach Putnam left Tuesday's appearance against the Reds with an undisclosed injury.