NBC News · updated 2026-07-08

Multiple States Tracking Rapid Spread of Parasite That Causes Explosive Diarrhea

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“MULTIPLE STATES TRACKING RAPID SPREAD OF PARASITE THAT CAUSES EXPLOSIVE DIARRHEA”

covered 2026-07-08 ▶ Be on the air with NBC News

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The 1993 Milwaukee outbreak infected 400,000+ with Cryptosporidium!

It remains the largest waterborne disease outbreak in U.S. history. The parasite entered Milwaukee's water supply and is resistant to standard chlorine treatment, making it exceptionally hard to eliminate.

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90%

Houston has a long history of protests over immigration enforcement.

Houston is home to one of the largest immigrant populations in the U.S. — over 600,000 foreign-born residents. Tensions between ICE and Houston communities date to the agency's founding in 2003 after the Homeland Security Act reorganized federal immigration enforcement.

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Topic poll · all networksWhat happens next with US-Iran tensions?

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Topic poll · all networksShould Iran suspend nuclear commitments amid U.S. violations?

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