The additions include 15 players in total:
Players who test positive for COVID-19 must test negative three times in five days to enter the team facility. It is unclear if the players added to the list tested positive or were possibly in contact with a person who recently had the coronavirus. Either way they must quarantine before being allowed in the facility.
Teams are prevented from disclosing the reason why a player was placed on the list.
Barr is a four-time Pro Bowler coming off a down 2019, earning a 60.4 grade from Pro Football Focus. He recorded 79 tackles and 1.5 sacks in 14 games.
Crosby is heading into his 14th season as the Packers' kicker. He made 22 of his 24 field-goal attempts in 2019.