CNN's "History Refocused" series features surprising and personal stories from America's past to bring depth to conflicts still raging today. (CNN)When she first learned about race correction, Naomi Nkinsi was one of five Black medical students in her class at the University of Washington.Nkinsi remembers the professor talking about an equation doctors use to measure kidney function. The professor said eGFR equations adjust for several variables, including the patient's age, sex and race. When it comes to race, doctors have only two options: Black or "Other." Nkinsi was dumbfounded. "It was...…CNN's "History Refocused" series features surprising and personal stories from America's past to bring depth to conflicts still raging today. (CNN)When she first learned about race correction, Naomi Nkinsi was one of five Black medical students in her class at the University of Washington.Nkinsi remembers the professor talking about an equation doctors use to measure kidney function. The professor said eGFR equations adjust for several variables, including the patient's age, sex and race. When it comes to race, doctors have only two options: Black or "Other." Nkinsi was dumbfounded. "It was...WW…

All of the witnesses to this massacre have been given pseudonyms at their request due to fears of retribution.Abraham began burying the bodies in the morning and didn't stop until nightfall. The corpses, some dressed in white church robes drenched in blood, were scattered in arid fields, scrubby farmlands and a dry riverbed. Others had been shot on their doorsteps with their hands bound with belts. Among the dead were priests, old men, women, entire families and a group of more than 20 Sunday school children, some as young as 14, according to eyewitnesses, parents and their teacher. Abraham...…All of the witnesses to this massacre have been given pseudonyms at their request due to fears of retribution.Abraham began burying the bodies in the morning and didn't stop until nightfall. The corpses, some dressed in white church robes drenched in blood, were scattered in arid fields, scrubby farmlands and a dry riverbed. Others had been shot on their doorsteps with their hands bound with belts. Among the dead were priests, old men, women, entire families and a group of more than 20 Sunday school children, some as young as 14, according to eyewitnesses, parents and their teacher. Abraham...WW…