The outbreak of COVID-19 is having a major impact across the world but also in cities across Northern California. There are confirmed cases in all nine Bay Area counties and California's first COVID-19 related death was a Placer County man who was a passenger on a cruise out of San Francisco. Local emergencies related to coronavirus have been declared in Solano, San Francisco, Santa Clara, San Mateo, Marin, Sonoma, and Alameda counties. The latest number of confirmed cases in the U.S. can be found at the CDC's 2019 Novel Coronavirus in the U.S. page. (The CDC updates the webpage on Monday, Wednesday and Friday.)

Here are the latest developments on the respiratory illness in the U.S.: 

The U.S. death toll from the virus has reached 27. As testing increased, the number of infections in the United States has climbed above 1,000.

MARCH 11, 2020

10:30 a.m.

SF issues ban on all group events larger than 1,000 people

San Francisco has issued a ban on all group events larger than 1,000 people, Mayor London Breed has announced. The ban goes into effect immediately.

"This is necessary to slow the spread of COVID-19, and builds on our previous public health recommendations," Mayor Breed said.

9:40 a.m.

World Health Organization calls coronavirus outbreak a world pandemic

The WHO has declared the coronavirus outbreak as a world pandemic. Health officials asked countries to scale up their emergency health responses.

5:25 a.m.

More than 1,000 remain on Grand Princess cruise ship

There are still 1,016 passengers on the Grand Princess cruise ship waiting to disembark. As of last night, about 1,400 passengers have gotten off of the ship.

MARCH 10, 2020

8:30 p.m.

TSA workers at San Jose airport test positive for coronavirus

Three Transportation Security Officers who work at Mineta San Jose International Airport have tested positive for the COVID-19 virus. The officers are receiving medical care and all TSA employees they have come in contact with over the past 14 days are quarantined at home. Officials say, "Screening checkpoints remain open and the agency is working with the CDC, as well as the California Department of Public Health and the Santa Clara County Public Health Department to monitor the situation as well as the health and safety of our employees and the traveling public."

6:16 p.m.

Third COVID-19 related death in California

A person in their 90s living in Sacramento County has died from complications relating to the coronavirus, county officials announced Tuesday night. The patient lived at an assisted living home. This is third coronavirus death in California and first in Sacramento County.

4:01 p.m.

San Francisco Archdiocese closes all 90 schools after student tests positive

Pamela Lyons, Archdiocese of San Francisco Superintendent of Schools, announced Tuesday that all 90 Archdiocesan K-12 schools in San Mateo, San Francisco, and Marin will close from March 12-25, 2020. This decision was made following confirmation that a student had tested positive for the novel Coronavirus. The closure includes school events, fundraisers, and even school buildings which will be closed off.