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3 sources checked · 2 source groups included · 3m ago

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A 7.3 earthquake hits Mexico-Guatemala border with no immediate damage reported

A strong earthquake struck the southern Mexican Pacific coast on Friday, right on the border with Guatemala, and was felt from Mexico City to El Salvador.

1 Left2 Center0 Right
Still watching. Optics is waiting for a cleaner match before calling the split.

STILL WATCHING

As of July 17, 2026 at 10:34 PM, this is how Optics News reads the wording differences in this story.

What happened A strong earthquake struck the southern Mexican Pacific coast on Friday, right on the border with Guatemala, and was felt from Mexico City to El Salvador.
The headline split The left frames it as "A 7.3 earthquake hits Mexico-Guatemala border with no immediate damage reported". The center frames it as "Strong earthquake hits Mexico-Guatemala border, tsunami alert lifted".
Match confidence Medium confidence. 3 sources across 2 bias buckets. Useful framing signal — check the source list before sharing.
Same-event confidenceMedium

3 sources across 2 bias buckets agree on the event.

Framing confidenceModerate

52/99 — meaningful wording shift across the spectrum.

WHAT EACH SIDE EMPHASIZED

Left / center-leftA 7.3 earthquake hits Mexico-Guatemala border with no immediate damage reported

Philadelphia Inquirer · Center-left · News report

CenterA 7.3 earthquake hits Mexico-Guatemala border with no immediate damage reported

KGO / ABC7 San Francisco · Center · News report

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

Optics keeps watching for pickup.

SEE THE HEADLINES

CenterHigh
KGO / ABC7 San FranciscoNews report · Jul 17, 10:22 PM

A 7.3 earthquake hits Mexico-Guatemala border with no immediate damage reported

A strong earthquake struck the southern Mexican Pacific coast on Friday, right on the border with Guatemala, and was felt from Mexico City to El Salvador.

Open source
CenterHigh
CBS News WorldNews report · Jul 17, 10:34 PM

Strong earthquake hits Mexico-Guatemala border, tsunami alert lifted

strongtsunamialertlifted

The U.S. Geological Survey reported that the earthquake had a magnitude of 7.3 with the epicenter 30 miles southwest of Aquiles Serdan, Mexico.

Open source
Center-leftHigh
Philadelphia InquirerNews report · Jul 17, 9:19 PM

A 7.3 earthquake hits Mexico-Guatemala border with no immediate damage reported

immediatedamagereported

A strong earthquake has struck the southern Mexican Pacific coast, right on the border with Guatemala

Open source
Details52/99 Wording Gap · Medium confidence · 3 sources
52/99 Wording GapMedium confidence3 sources · 2 bias bucketsLive match · 3 sources · 2 buckets · comparable news formatFormats: News report

SOURCE MAP CHANGES

Jul 17, 9:19 PM: Philadelphia Inquirer joined the source map.

Jul 17, 10:22 PM: KGO / ABC7 San Francisco joined the source map.

Jul 17, 10:34 PM: CBS News World joined the source map.

Now: Wording Gap is 52/99 and story health is live match · 3 sources · 2 buckets · comparable news format.