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RowVaughn Wells, in gray jacket, mother of Tyre Nichols, who died after being beaten by Memphis police officers, is with friends and family members at the conclusion of a candlelight vigil for Tyre, in Memphis, Tenn., on Jan. 26, 2023. AP Photo/Gerald Herbert

Pain of police killings ripples outward to traumatize Black people and communities across US

Evidence shows that many Black Americans experience police killings of unarmed Black people – even those they do not know – as traumatic events, causing acute physical and emotional distress.
You can change your gut microbiome composition by eating different foods. wildpixel/iStock via Getty Images

Microbes in your food can help or hinder your body’s defenses against cancer – how diet influences the conflict between cell ‘cooperators’ and ‘cheaters’

Cancer cells are ‘cheaters’ that do not cooperate with the rest of the body. Certain microbes in your diet can either protect against or promote tumor formation by influencing cell cooperation.
Scott Jenkins, sheriff of Culpeper County, Va., is one of a large number of so-called ‘constitutional sheriffs’ in the U.S. Eva Hambach/AFP via Getty Images

Sheriffs who see themselves as ultimate defenders of the Constitution are especially worried about gun rights

A significant number of county sheriffs across the US have a particular – and false – view of their role in defending Americans’ constitutional rights.
The FDA advisory committee discussed vaccine safety, effectiveness of the current shots, potential seasonality of COVID-19 and more. wildpixel/iStock via Getty Images Plus

FDA advisory committee votes unanimously in favor of a one-shot COVID-19 vaccine approach – 5 questions answered

Many questions remain about next steps for US vaccine policy. But the FDA advisory panel’s hearty endorsement of a single-composition COVID-19 vaccine represents a pivotal step.
In this Feb. 2, 1964, image, Bayard Rustin talks on a telephone from a church in Brooklyn, New York. Patrick A. Burns/New York Times Co./Getty Images

Meet Bayard Rustin, often-forgotten civil rights activist, gay rights advocate, union organizer, pacifist and man of compassion for all in trouble

Bayard Rustin led a long and complicated life dedicated to the fight for equal rights. Targeted by the FBI, Rustin became a close adviser to Martin Luther King Jr.
Pennsylvania’s independent voters helped elect Democrat John Fetterman, seen here, over the GOP contender for the U.S. Senate seat, Mehmet Oz. Jeff Swensen/Getty Images

Independent voters can be decisive in elections – but they’re pretty unpredictable, not ‘shadow partisans’

Pollsters, pundits and politicians all get it wrong when it comes to independent voters, who have become a crucial – and sometimes decisive – group in American politics.

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