The Packers announced this morning that they have placed right guard Byron Bell on injured reserve.
#Packers sign G Nico Siragusa to the active roster from the Ravens’ practice squad & place T/G Byron Bell on injured reserve.
— Green Bay Packers (@packers) December 12, 2018
Bell suffered a knee injury two weeks ago during the Cardinals game.
To take his place, the Packers signed Nico Siragusa, a fourth-round pick of the Ravens in 2017 and a former All-American at San Diego State.
Here's ESPN talking about Nico Siragusa.