The pair have been isolated in their home and are experiencing mild symptoms that do not require hospitalization.[183] A woman who was in her 60s and had underlying medical conditions died in Los Angeles County. She was not a resident of Los Angeles and had traveled extensively, including a long layover in South Korea. Her death is the first in Los Angeles County and the fourth in California.[184] San Jose International Airport reported that three of its TSA agents have tested positive.[185] All three agents worked in Terminal B, and 42 TSA agents have been quarantined.[186] A firefighter in the city of Alameda tested positive for coronavirus and is being quarantined.[187]