“Any Manchester United supporters who have purchased tickets for the game will be automatically refunded.
“At this stage, we do not expect further disruption around our forthcoming matches, but we will continue to follow Premier League protocols in this regard.”
There is currently no word on which players were suspected to have tested positive, nor if the tests have been verified as of yet.
Following the postponed Preston game, United’s next and final pre-season game will come against Everton at Old Trafford on August 7, just a week before the Premier League campaign gets underway.
source: express.co.uk