| CNN.com delivers up-to-the-minute news and information on the latest top stories, weather, entertainment, politics and more. | Gupta: Epidemic of gun violence is treatable | | As a doctor who works at an international news network, I often see the worst stories of all. In Iraq and Afghanistan, the horrific realities of the battlefield are funneled and concentrated in the medical tents where I have reported for more than a decade. I have seen patients infected with Ebola in West Africa who dehydrate to death, with no treatment in sight. There are other stories I still can't talk about.
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