(NEWSER) – A young mother in Texas who holds down two jobs but doesn't have health insurance is in the fight of her life—doing battle with not just the necrotizing fasciitis that has already claimed the vision in her left eye but also with her $100,000 medical bill. It all started a few hours after a mud run in Dallas earlier this month. "My eye started hurting, like maybe I've got mud or some debris in there," Brittany Williams tells CBS DFW.

"When I opened my eye, it was just like white. The whole room was white.... [The bacteria] just completely melted off of my eye." She suspects that debris cut her eye, providing an entryway for the bacteria; CBS reports it has destroyed her cornea.

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