Former Verve rocker Richard Ashcroft has canceled his scheduled appearance at the Tramlines Festival in Sheffield, England, over its participation in a government testing program that will require attendees to have received both COVID-19 vaccinations or a negative coronavirus test in the last two days. Richard Ashcroft announced his cancellation in an Instagram post this week, saying he won’t be performing in concerts that impose “restrictions.” “Apologies to my fans for any disappointment but the festival was informed over 10 days ago that I wouldn’t be playing once it had become part of a government testing programme,” he wrote. “I...