Delmer talked about Agent Orange, the defoliant that rained down on the jungle from U.S. planes.

CNN: A daughter faces demons of father's war

American ex-servicemen exposed to Agent Orange have mounted a successful case against Dow Chemical and Monsanto, the companies that made it.

ECONOMIST: Vietnam: A killer still | The

He says learned he had chemical diabetes nearly 10 years ago after he was exposed to Agent Orange during his Vietnam tours.

CNN: Veteran to soldiers: 'It's OK to be scared'