A registered nurse stirs a nasal swab in testing solution after administering a COVID-19 test in Los Angeles, Calif. Increased testing could help in efforts to detect and track new variants like omicron.
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Former Brooklyn Center, Minn., police officer Kim Potter poses for a mug shot at the Hennepin County Jail in Minneapolis on April 14. Potter, a 26-year police veteran, was charged with second-degree manslaughter in the death of 20-year-old Daunte Wright, whom she shot and killed following a traffic stop.
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Parents walk away with their kids from a parking lot where many students gathered following an active shooter situation at Oxford High School, Tuesday, Nov. 30, 2021, in Oxford, Mich.