"She was found with the once sharp blade of a sickle placed over her neck, and a padlock around her left big toe," Oscar ...

"They opened her grave, found the padlock now open, and in great panic placed the sharp blade of a sickle over her neck," ...

Sickle cells grow into crescent shapes, instead of the round red blood cells seen in people without the gene New research suggests that the history of sickle-cell disease goes back to a mutation ...