'The hope is we're not caught off guard' again, B.C. researcher says of discovery of 9 new coronavirus species

This 2020 electron microscope image provided by the National Institute of Allergy and Infectious Diseases - Rocky Mountain Laboratories shows SARS-CoV-2 virus particles which cause COVID-19, isolated from a patient in the U.S., emerging from the surface of cells cultured in a lab. (NIAID-RML via AP) This 2020 electron microscope image provided by the National Institute of Allergy and Infectious Diseases - Rocky Mountain Laboratories shows SARS-CoV-2 virus particles which cause COVID-19, isolated from a patient in the U.S., emerging from the surface of cells cultured in a lab. (NIAID-RML via AP)

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U.S. senator begs for gun compromise after Texas shooting

Connecticut U.S. Sen. Chris Murphy, who came to Congress representing Sandy Hook, begged his colleagues to finally pass legislation addressing the nation's gun violence problem as the latest school shooting unfolded Tuesday in Uvalde, Texas.

Ukraine: 200 bodies found in basement in Mariupol's ruins

Workers digging through the rubble of an apartment building in Mariupol found 200 bodies in the basement, Ukrainian authorities said Tuesday, as more horrors come to light in the ruined city that has seen some of the worst suffering of the 3-month-old war.