Report: University of Cincinnati studentâs death after J&J vaccine under investigation A medical professional fills a syringe with the COVID-19 vaccine in this undated file photo. (Source: KEYC) By Tricia Macke and Jennifer Edwards Baker | April 15, 2021 at 9:54 PM EDT - Updated April 15 at 10:59 PM CINCINNATI (FOX19) - A University of Cincinnati studentâs death is under investigation by the Ohio Department of Health and the Hamilton County Coronerâs Office, according to Coroner Lakshmi Kode Sammarco. John Foleyâs death comes just one day after the 21-year-old received the Johnson & Johnson vaccine, according to cleveland.com. Foley, who is from the Columbus area, was found Sunday by his roommates, Sammarco says.