Venezuela, Brazil's Copa America opponents for Sunday's opener, have been hit by 13 COVID cases.
Venezuela had to call up an emergency 'squad' similar to Spain have done after 13 members of their travelling part, including players and staff, had tested postive for the coronavirus.
The tournament was moved to Brazil at the last minute after it was decided that Argentina and Colombia could not hosts due the spike of cases in those countries.
The clash is still scheduled to go ahead on Sunday evening, with a new batch of players set to link up with the squad.
"The board of directors of the Venezuelan soccer federation, headed by its president Jorge Gimenez, stands in solidarity with each of those affected and guarantees all the necessary measures for their speedy recovery."
The statement indicated that eight players and three staff members had tested positive, though earlier in the day, CONMEBOL had announced 13 members of the group learned they were infected.