Researchers tracked nearly 460,000 veterans and found increased risk of several respiratory and heart issues among individuals who deployed near burn pits.
The U.S. military halted the use of Agent Orange in 1971. The U.S. Department of Veterans Affairs has since recognized more than a dozen diseases it presumes to be connected with exposure to the chemical.
In the wake of a former staffer being imprisoned for murdering seven patients, VA watchdogs warn that changes need to be made across the department's health system.