After Angelina Jolie announced she has a genetic variant that raises her risk of breast cancer, many women asked their doctors for the test. Insurers will pay for tests only if there's a clear indication that it would help shape medical care. That's often not the case.
For years, a car accident has been blamed for killing former Brazilian president Juscelino Kubitschek, who died in 1976. But a new inquiry has found the politician was murdered by the military dictatorship that ruled Brazil for 21 years.