RALEIGH, (SGRToday.com) - The legal case of water contamination at Camp Lejeune has taken another turn, this time with two veterans groups suing for documents related to experts used by the Veterans Administration.

The Military Times reports that Vietnam Veterans of America and The Few, The Proud, The Forgotten had previously made a Freedom of Information Act request (FOIA) but the agency has failed to produce documents.

The paper reports that nearly 1 million people could have been exposed to toxic chemicals in the water. The time period under scrutiny is 1953 to 1987.

The paper also reports that those seeking disability over the issue have their claims heard by an expert, and that the percentage of approved claims has diminished since that requirement was put in place.

Read the full story at militarytimes.com.