Stoke City have announced manager Michael O'Neill tested positive for coronavirus.
The Northern Irishman's positive test meant the Potters' friendly at Manchester United's training ground on Tuesday was called off at short notice.
Reading are set to resume their Championship campaign against The Potters behind-closed-doors next Saturday.
A statement said: "Stoke City can confirm that manager Michael O'Neill has tested positive for the Covid-19 virus following the latest round of testing on Monday (June 8).
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"O'Neill had tested negative in the previous five rounds of testing.
"He will now follow the relevant guidance and undergo a period of isolation, whilst continuing to be in regular virtual contact with his coaching staff and players."
Stoke assistant manager Billy McKinlay will take charge of training during O'Neill's absence.
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