The COVID-19 list was created this summer for a player who either tests positive for or who has been quarantined after having been in close contact with an infected person or persons.
Players will remain on the list until they are medically cleared to return.
Ruggs, 21, was a two-year starter at Alabama. The Raiders used the No. 12 overall pick in the first round of this year’s draft on him.
Ruggs signed a four-year, $16,671,626 contract that includes a $9,684,819 signing bonus. The contract includes a fifth-year option for the Raiders to pick up for the 2024 season.
In 2020, Ruggs has appeared in 11 games for the Raiders and caught 23 passes for 414 yards receiving and two touchdowns. He has also rushed for 42 yards.
Morrow, 25, wound up signing on with the Raiders as an undrafted free agent out of back in 2017. He played out the final year of his three-year, $1.66 million rookie contract with the Raiders before returning to the team on a one-year restricted tender worth $3.27 million for the 2020 season.
Morrow will be an unrestricted free agent in 2021.
In 2020, Morrow has appeared in 13 games for the Raiders and recorded 67 tackles, two sacks, an interception, a forced fumble, a recovery and nine passes defended.