Royals designated OF Moises Sierra for assignment.
Royals claimed OF Moises Sierra off waivers from the White Sox.
White Sox activated OF Moises Sierra from the 15-day disabled list.
Moises Sierra (oblique) began a rehab assignment with Triple-A Charlotte on Monday.
White Sox placed OF Moises Sierra on the 15-day disabled list with a strained left oblique.
Moises Sierra finished 4-for-5 with a double and an RBI against the Tigers on Thursday.
Moises Sierra went 2-for-4 with a double and a solo home run in Sunday's win over the White Sox.
Moises Sierra singled in pinch-runner Leury Garcia in the bottom of the ninth to give the White Sox a 3-2 win over the Indians on Wednesday.
Moises Sierra went 4-for-4 with a double and a run scored in Tuesday's win over the Cubs.
White Sox claimed outfielder Moises Sierra off waivers from the Blue Jays.
Blue Jays designated OF Moises Sierra for assignment.
Moises Sierra went 0-for-4 in Wednesday's loss and is just 2-for-34 with one walk this season.
According to Gregor Chisholm of MLB.com, Moises Sierra is the early favorite to platoon at first base with Adam Lind.
Moises Sierra was hitless in four at-bats in his return to action Thursday.