A registered dental hygienist cleans an exam room between patients Wednesday, May 13, 2020, at Calcagno Cosmetic and Family Dentistry in Rochester. Dental clinics were allowed to open this week along with other medical and veterinary clinics as part of an executive order from Gov. Tim Walz. Clinics had been closed as part of a previous executive order to help curb the spread of the coronavirus. (Joe Ahlquist / [email protected])