California has 33 confirmed cases of the new coronavirus, with five of those individuals having since left the state, Gov. Gavin Newsom said Thursday. 

The state is monitoring an additional 8,400 people who have come in on commercial flights, Newsom added.

Of the 33 confirmed cases, 24 were from flights repatriated by the federal government, while seven others were travel-related, another was due to person-to-person transmission and the newest case is from an unknown source, Dr. Sonia Angell, California’s Department of Public Health director, said while addressing reporters alongside Newsom and other California health officials.

The Centers for Disease

Read more: US: California confirms 33 cases of new coronavirus