WHYY: The Freddie Gray effect: Black Americans’ mental health suffers after police killings

“’You have a control group of people, that we’re considering a control group, that actually is affected by a lot of these events,’ Venkataramani said. ‘And so when you look at the difference between the people who are exposed [to news about these killings] and who we consider to be unexposed, it probably vastly understates the true difference in the mental health burden.’” Read more at WHYY