This just in from ESPN:
Reporting with @FieldYates: The Patriots will be canceling their Friday practice after a positive COVID-19 test, per a source. There is also a second test they are awaiting to confirm is a positive.
This missed practice could present a problem
If the game could not be played Sunday, the NFL would be presented with its toughest scheduling challenge to date. Both teams, the Patriots and Broncos, had their byes last weekend and bye flexibility is gone. https://t.co/HMCsLPbd8l