A Tuberculosis Case Has Been Confirmed At A Sullivan County School. A Person At Sullivan Central High School Has Active Tuberculosis, A Rare Infection. The School District Alerted Parents About The Incident. TB Is Spread Through The Air From Person To Another When Someone Is Sick And Coughs, Speaks, Laughs, Sings, Or Sneezes. Health Officials Said There Is No Ongoing Exposure At The School. An Informational Meeting Is Set For Monday Night At 6:30 At The Sullivan County Department Of Education.