Experts say the gunman’s brain tissue points to traumatic injury ‘likely’ caused by blasts in the line of duty; the Army disagrees, but is taking steps to limit exposure.

Find out about the adaptation of the third and final installment in Anthony Horowitz’s Susan Ryeland series coming to MASTERPIECE on PBS.

RFK Jr. faced fierce questioning about vaccines, abortion and Medicaid in his confirmation hearing to be HHS Secretary.