TORONTO -- The White Sox placed right-handed reliever Tony Pena on the 15-day disabled list Sunday and called up right-hander Lucas Harrell from AAA Charlotte.
Harrell, 25, was 4-2 with a 3.54 ERA in nine games, including eight starts, at Charlotte.
Pena had been sidelined earlier this month with a tender elbow. He was 1-1 with a 6.20 ERA in 17 appearances. His last outing was Friday, when he allowed one run on three hits in the eighth inning.