Scenes of coronavirus testing across L.A.

Thomas Aleman Jr. 9, and sister Hailey Aleman, 7, use the oral swab for their first coronavirus test in the parking lot of a Food4Less Grocery in the Westlake area.  (Al Seib/Los Angeles Times)

Tuntipumiamorin Thawat, 60, gets instruction from lead tester Daniela Burza as he uses the oral swab for Coronavirus testing in the parking lot of a Food4Less Grocery in the Westlake area.  (Al Seib/Los Angeles Times)

Michael Lewis Childress Sr. waits for coronavirus testing in the parking lot of a Food4Less Grocery in the Westlake area.  (Al Seib/Los Angeles Times)

Carlos Miranda deposits his test for Coronavirus in the parking lot of a Food4Less Grocery in the Westlake area.  (Al Seib/Los Angeles Times)

Gerardo Garibay, 75, uses the oral swab to test for coronavirus in the parking lot of a Food4Less Grocery in the Westlake area.  (Al Seib/Los Angeles Times)

Cynthia Leonard helps her son Messi McDaniel, 6, with an oral swab test outside the Charles R. Drew University of Medicine and Science in South Los Angeles.  (Al Seib/Los Angeles Times)

A worker registers a driver who is celebrating a birthday with a test for coronavirus infection at the Hansen Dam Recreation Area testing site.   (Genaro Molina/Los Angeles Times)

Cars wait in line at the free COVID-19 testing site at the Hansen Dam Recreation Area in Sylmar.  (Genaro Molina/Los Angeles Times)

A worker checks the coronavirus test registration of a driver at the Hansen Dam site.  (Genaro Molina/Los Angeles Times)

Motorists line up for COVID-19 testing at Dodger Stadium.  (Al Seib/Los Angeles Times)

Mari Cruz takes a COVID-19 test from Tiffany Im at the Orange County Great Park in Irvine.  (Allen J. Schaben/Los Angeles Times)

Hundreds of motorists wait for COVID-19 tests in the Dodger Stadium parking lot.  (Brian van der Brug/Los Angeles Times)

Maritza Perez, a registered nurse, puts on her personal protective equipment before administering COVID tests to some 50 to 65 patients at AltaMed Health Services in Anaheim.  (Allen J. Schaben/Los Angeles Times)

Wilma Thomas, a registered nurse, left, and Viviana Robles, a licensed practical nurse, stand near a mister on a hot day of coronavirus testing at AltaMed Health Services in Anaheim.  (Allen J. Schaben/Los Angeles Times)

Gregory Williams helps daughter Althea, 7, with an oral swab COVID-19 test at Charles R. Drew University of Medicine and Science in South L.A. His wife, Zulema Cuevas, holds their 2-year-old.  (Al Seib/Los Angeles Times)

Walk-ins wait at the Charles R. Drew University of Medicine and Science testing site.  (Al Seib/Los Angeles Times)

Dalton Caputo delivers his family’s test samples at the Charles R. Drew site.  (Al Seib/Los Angeles Times)