The DOT launches probes into Chick-fil-A bans after complaints.

The sign of a Chick-fil-A is seen in Springfield, Va., on July 26, 2012. (Image: Alex Wong/Getty Images)

The U.S. Department of Transportation (DOT) announced on Friday that it will investigate whether two airports violated federal law or transportation regulations by denying a contract to Chick-fil-A on religious grounds.

“The Department has received complaints alleging discrimination by two…