Ervin Santana (back) will throw on flat ground Saturday.
Twins placed RHP Ervin Santana on the 15-day disabled list with a lower back strain.
Ervin Santana (back) is not certain to make his next start.
Ervin Santana was scratched from his scheduled start on Sunday due to back stiffness.
Ervin Santana gave up five runs -- two earned -- over five innings Tuesday in a loss to the Brewers.
Ervin Santana took a loss to the White Sox after allowing three runs in seven innings on Thursday.
Ervin Santana allowed just a two-run single by Reymond Fuentes over six innings in a no-decision against the Royals on Friday.
The Twins shuffled their starting rotation for this weekend's series against the Royals.
Ervin Santana allowed two hits and two walks over two frames but didn't allow a run before being pulled after a rain delay against the Orioles on Monday.
Ervin Santana struck out eight Rays in six scoreless innings as the Twins prevailed 6-1 on Friday.
Ervin Santana will start for the Twins on Opening Day against the Orioles.
Ervin Santana was perfect for three innings Thursday as the Twins beat the Red Sox 8-2.
Ervin Santana pitched well but couldn't quite earn the victory in Friday's loss to the Royals, surrendering two runs on four hits over seven innings.
Ervin Santana limited the Tigers to a lone run over seven innings, picking up the win on Sunday.