This is the year everything changed. A novel coronavirus, SARS-CoV-2, made its way to every corner of the planet, bringing an ever-mounting toll of illness and death as it transformed everyday life in ways previously unthinkable. And beginning in May, people in every part of the U.S. — and many parts outside it — donned masks and took to the streets in protest of the systemic racism that allowed the police killings of George Floyd, Breonna Taylor, and many others before them.