eizzo@adirondackdailyenterprise.com LAKE PLACID A group of Northwood School students and staff including members of the school’s boys soccer, boys hockey and girls hockey teams have been quarantined after a cluster of COVID-19 cases were discovered during routine testing. As of Monday, May 3, there were 22 people connected to the cluster who had tested positive for COVID-19, according to the Essex County Health Department. Of those, 15 people are in isolation in this county, and seven people are isolating elsewhere. Northwood School has a policy that allows students to complete their required quarantine at home or with an emergency contact.