Kamara (concussion) has been ruled out for Sunday's game against the Steelers, Zac Jackson of The Athletic reports.
Kamara was waived by the Browns on Tuesday.
The Bears activated Kamara (undisclosed) off the active/PUP list Friday, Kevin Fishbain of The Athletic reports.
Kamara (undisclosed) was placed on the active/PUP list Wednesday.
Kamara was activated off the Bears' practice squad COVID-19 list Wednesday.
Kamara was placed on the Bears' practice squad COVID-19 list Tuesday.
Kamara was signed to the Bears' practice squad Thursday, Patrick Finley of the Chicago Sun-Times reports.
The Bears signed Kamara to their active roster from their practice squad Wednesday, Colleen Kane of the Chicago Tribune reports.