Several players have re-tested negative for COVID after rapid antigen tests previously registered positive results.

VALORANT Champions Tour
VALORANT Champions Update:

News broke that multiple players had tested positive for COVID-19 in the last 24 hours, triggering fear of further repercussions for the Champions tournament. However, Riot has confirmed that the positive flags were from rapid antigen tests, and a subsequent, more accurate set of PCR tests has cleared the players for competition.