Burn Pits

A long-term study hopes to shed light on an array of vague symptoms that can affect veterans who served in Iraq and Afghanistan.

The law passed last year makes millions of veterans eligible for new benefits, including post 9/11 vets who were exposed to burn pits.

So-called "burn pits" were common at U.S. military outposts in Iraq and Afghanistan. Legislation in the Senate would create a center to study the...