John Priddo: The death of a black American at the hands of police officers is a troublingly familiar story. But several details set this case apart, he says. He says it's far from certain that passing the George Floyd Act would have prevented Tyree Nichols' death. Priddo said soul searching about policing in America must continue.
The response to the death of the 29-year-old has differed from that of previous cases of police killings; we ask what the tragedy indicates about how America deals with police violence. Our correspondent says a lawmaker’s murder in Afghanistan highlights the misery of women under the Taliban. And why a decades-old model of animal and human learning is under fire.
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