The Raiders held practice on Wednesday, Oct. 21, 2020 without their starting five as they prepare for Sundays home game against Tampa Bay. (AP Photo/Peter Joneleit, File)The Las Vegas Raiders placed four starting offensive linemen and safety Johnathan Abram on the reserve/COVID-19 list after they were determined to be close contacts with a teammate who had tested positive for the coronavirus. The person said video shows the starting offensive linemen were not following the protocols. If not, we have to have somebody step up in his place and play at a high level.”The Raiders have now had eight players placed on the COVID-19 list since the start of the season, including the seven currently on the list. Defensive tackle Maurice Hurst was put on the COVID-19 list two weeks ago before being activated on Monday.