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7 sources checked · 2 source groups included · 1h ago

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Parasite outbreak causing 'explosive diarrhea' reported in 17 US states, CDC warns

A parasite outbreak causing "explosive diarrhea" has been reported in 17 US states, the CDC warns.

1 Left6 Center0 Right
Still watching. Optics is waiting for a cleaner match before calling the split.

STILL WATCHING

As of July 3, 2026 at 11:03 PM, this is how Optics News reads the wording differences in this story.

What happened A parasite outbreak causing "explosive diarrhea" has been reported in 17 US states, the CDC warns.
The headline split The left frames it as "CDC investigates parasite that’s caused cases of ‘explosive’ diarrhea in 18 US states". The center frames it as "Parasite outbreak causing 'explosive diarrhea' reported in 17 US states, CDC warns".
Match confidence Medium confidence. 7 sources across 2 bias buckets. Useful framing signal — check the source list before sharing.
Same-event confidenceMedium

7 sources across 2 bias buckets agree on the event.

Framing confidenceMild

48/99 — small wording differences, not a major framing split.

WHAT EACH SIDE EMPHASIZED

Left / center-leftCDC investigates parasite that’s caused cases of ‘explosive’ diarrhea in 18 US states

The Guardian US · Center-left · News report

CenterParasite outbreak causing 'explosive diarrhea' reported in 17 US states, CDC warns

KABC / ABC7 Los Angeles · Center · News report

Right / center-rightNo matching source in this bucket yet.

Optics keeps watching for pickup.

SEE THE HEADLINES

CenterHigh
KABC / ABC7 Los AngelesNews report · Jul 3, 11:03 PM

Parasite outbreak causing 'explosive diarrhea' reported in 17 US states, CDC warns

A parasite outbreak causing "explosive diarrhea" has been reported in 17 US states, the CDC warns.

Open source
CenterHigh
WLS / ABC7 ChicagoNews report · Jul 3, 11:03 PM

Parasite outbreak causing 'explosive diarrhea' reported in 17 US states, CDC warns

A parasite outbreak causing "explosive diarrhea" has been reported in 17 US states, the CDC warns.

Open source
CenterHigh
KGO / ABC7 San FranciscoNews report · Jul 3, 11:03 PM

Parasite outbreak causing 'explosive diarrhea' reported in 17 US states, CDC warns

A parasite outbreak causing "explosive diarrhea" has been reported in 17 US states, the CDC warns.

Open source
CenterHigh
WPVI / 6abc PhiladelphiaNews report · Jul 3, 11:03 PM

Parasite outbreak causing 'explosive diarrhea' reported in 17 US states, CDC warns

warnsoutbreakcausingreported

A parasite outbreak causing "explosive diarrhea" has been reported in 17 US states, the CDC warns.

Open source
CenterHigh
KTRK / ABC13 HoustonNews report · Jul 3, 11:03 PM

Parasite outbreak causing 'explosive diarrhea' reported in 17 US states, CDC warns

A parasite outbreak causing "explosive diarrhea" has been reported in 17 US states, the CDC warns.

Open source
CenterMostly Factual
ABC7 New YorkNews report · Jul 3, 11:03 PM

Parasite outbreak causing 'explosive diarrhea' reported in 17 US states, CDC warns

A parasite outbreak causing "explosive diarrhea" has been reported in 17 US states, the CDC warns.

Open source
Show all 7 sources
Center-leftHigh
The Guardian USNews report · Jul 3, 9:13 PM

CDC investigates parasite that’s caused cases of ‘explosive’ diarrhea in 18 US states

investigatesthatscausedcases

Parasite cyclospora spreads through produce and water contaminated with feces and causes the intestinal illness cyclosporiasis The US Centers for Disease Prevention has been working to find...

Open source
Details48/99 Wording Gap · Medium confidence · 7 sources
48/99 Wording GapMedium confidence7 sources · 2 bias bucketsLive match · 7 sources · 2 buckets · comparable news formatFormats: News report

SOURCE MAP CHANGES

Jul 3, 9:13 PM: The Guardian US joined the source map.

Jul 3, 11:03 PM: KABC / ABC7 Los Angeles joined the source map.

Jul 3, 11:03 PM: WLS / ABC7 Chicago joined the source map.

Jul 3, 11:03 PM: KGO / ABC7 San Francisco joined the source map.

Now: Wording Gap is 48/99 and story health is live match · 7 sources · 2 buckets · comparable news format.