Leatherwood (coach's decision) is listed as inactive for Sunday's game against the Dolphins.
Chicago activated Leatherwood off the reserve/non-football illness list Friday.
The Bears designated Leatherwood (illness) for return to practice from the reserve/non-football illness list Wednesday, Larry Mayer of the team's official site reports.
The Bears placed Leatherwood on the non-football illness list Wednesday, James Palmer of NFL Network reports.
Leatherwood was claimed off waivers by the Bears on Wednesday, Field Yates of ESPN reports.
Leatherwood was waived by the Raiders on Tuesday, Vic Tafur and Larry Holder of The Athletic report.
Raiders head coach Josh McDaniels said Leatherwood is working at multiple spots along the offensive line during voluntary offseason OTAs, Tashan Reed of The Athletic reports.