The White Sox optioned Colas to Triple-A Charlotte on Sunday.
White Sox manager Pedro Grifol indicated Thursday that Colas might need to be optioned to Triple-A Charlotte soon so he can play every day, Vinnie Duber of AllCHGO.com reports.
Colas is out of the lineup for Sunday's game against the Diamondbacks.
Colas is not in the starting lineup for the White Sox's series opener against the Mariners on Monday.
Colas isn't in the White Sox's lineup for Thursday's game against the Red Sox.
The White Sox recalled Colas from Triple-A Charlotte on Sunday. He'll start in right field and will bat seventh in the White Sox's series finale with the Brewers.
Colas was optioned to Triple-A Charlotte by the White Sox on Thursday.
The White Sox recalled Colas from Triple-A Charlotte on Wednesday.
Colas will be recalled from Triple-A Charlotte prior to Wednesday's game in Cleveland, James Fegan of SoxMachine.com reports.
The White Sox optioned Colas to Triple-A Charlotte on Friday.