Vallejo High School shuts down after 2 students test positive for COVID FacebookTwitterEmail A file photo Nebraska Street and Vallejo High School. Vallejo High School students were ordered to stay home this week after two students tested positive for COVID-19, a district spokesman said.Lianne Milton / Special to The Chronicle Vallejo High School students were ordered to stay home this week after two students tested positive for COVID-19, a district spokesman said. One of the two students, both members of the same household, told school administrators of the positive test result on Friday and the other on Monday. The school had reopened for in-person instruction two weeks ago