John Higgins has tested positive for Covid-19 at the BildBet German Masters in Milton Keynes and has been withdrawn from the event.
Higgins was due to play Stuart Carrington on Wednesday afternoon. Carrington receives a bye to the last 16 of the world ranking event.
All other players involved in the remainder of the event have had negative results.
Higgins will now undergo a period of self-isolation and will receive the support of WST and the WPBSA.
Since WST events restarted last June, strict Covid-19 regulations have been and continue to be followed, under UK Government guidance.