Extremely Contagious' Virus Outbreak Shutters US School District Infects Hundreds

'Extremely Contagious' Virus Outbreak Shutters US School District, Infects Hundreds

All 46 schools in Mesa County Valley School District 51 of Colorado, which serves more than 22,000 students, will remain closed until after Thanksgiving break due to a suspected outbreak of norovirus, a very contagious disease that causes vomiting and diarrhea.