Nurse Cindy Bayasgalan swabs first-grader Alyssa Ponce for a coronavirus infection at a mobile testing site at Telfair Elementary School in Pacoima last week.
Children and parents wait in line for student coronavirus tests at Northridge Middle School last week.
Twins Aniyah Kelly, left, and Amiyah, 15, who will be entering 10th grade at Northridge Middle School, take samples for coronavirus tests.
Raizah Touch swabs her son Skyzell Touch, 6, for a coronavirus test at Northridge Middle School on Aug. 11.