The White Sox acquired left-handed reliever Cam Booser from the Red Sox in a trade Saturday, a source confirmed to the Sun-Times.
The Sox are sending a minor league player yet to be identified, according to a source, for the 32-year-old who made his debut last season at age 31. Booser posted a 3.38 ERA in 43 appearances over 42 2/3 innings.
Booser posted a 23.5% strikeout rate and an 8.7% walk rate.