Norovirus Norovirus Outbreak Reported In Olentangy Local Schools By Jim Letizia • Jan 17, 2017 cdc.gov Results of tests conducted by Delaware County health officials show three cases of norovirus in the Olentangy Local Schools. Possible Norovirus Outbreak Reported In Two Clark County Schools By Jim Letizia • Dec 8, 2016 cdc.gov Two Clark County schools are closed today amid an apparent norovirus outbreak. Health Officials: Erie County Hotel Not The Source Of Norovirus That Sickened RNC Delegation By Jim Letizia • Jul 27, 2016 tripadvisor.com Erie County health officials say the Kalahari resort in Sandusky is not the source of a norovirus outbreak that sickened a dozen members of the support team for the California delegation to the Republican National Convention last week. 200 Students Sickened With Norovirus At Miami University By Associated Press • Feb 24, 2016 Miami University says 200 students have been sickened in a norovirus outbreak. More Norovirus Cases In Columbus By Jim Letizia • Feb 7, 2013 Columbus Public Health officials say 100 cases of a new strain of norovirus have been reported since November, and there are likely more undiagnosed cases.