Optics
← Today's headlines

3 sources checked · source map still forming · 1h ago

Needs Review

Female student arrested for bringing gun to campus at Petaluma high school

KMBC9 (Hearst, Kansas City) and WFLA News Channel 8 (Nexstar, Tampa) describe the same event in different terms.

0 Left3 Center0 Right
Needs review. This source map is too narrow, too early, or mixed-format to trust yet.

NEEDS REVIEW

As of September 16, 2026 at 11:37 PM, this is how Optics News reads the wording differences in this story.

What happened Female student arrested for bringing gun to campus at Petaluma high school.
The headline split KRON4 (Nexstar, San Francisco) frames it as "Female student arrested for bringing gun to campus at Petaluma high school". WFLA News Channel 8 (Nexstar, Tampa) frames it as "12-year-old is 2nd to be arrested after loaded gun brought to Tampa school: police".
Match confidence Developing. Only 3 sources are matched, and the source map is still narrow. Useful to watch, not enough to draw conclusions yet.
Same-event confidenceDeveloping

Not enough sources yet to confirm this is the same specific event.

Wording differs, but the match is too narrow to read confidently yet.

WHAT EACH SIDE EMPHASIZED

Left / center-leftNo matching source in this bucket yet.

Optics keeps watching for pickup.

CenterFemale student arrested for bringing gun to campus at Petaluma high school

KRON4 (Nexstar, San Francisco) · Center · News report

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

Optics keeps watching for pickup.

SEE THE HEADLINES

CenterHigh
KRON4 (Nexstar, San Francisco)News report · Sep 16, 10:53 PM

Female student arrested for bringing gun to campus at Petaluma high school

(KRON) -- Several schools in Petaluma were temporarily locked down on Wednesday after a student brought a gun on campus. According to Petaluma City Schools, three campuses were locked down...

Open source
CenterHigh
KMBC9 (Hearst, Kansas City)News report · Sep 16, 11:37 PM

Raytown High School student killed after shooting on Blue Ridge Boulevard

Raytown High School student Joshua Lewis was killed in a shooting Wednesday afternoon in a parking lot across the street from the school.

Open source
CenterHigh
WFLA News Channel 8 (Nexstar, Tampa)News report · Sep 16, 11:31 PM

12-year-old is 2nd to be arrested after loaded gun brought to Tampa school: police

A 12-year-old boy has been arrested in connection with an incident where a student brought a loaded gun to school on Tuesday, the Tampa Police Department said.

Open source
DetailsScore hidden · 3 sources · 1 bias buckets
Score hidden until the match is cleanerLow confidence3 sources · 1 bias bucketsDeveloping · 3 sources · 1 bucketFormats: News report

SOURCE MAP CHANGES

Sep 16, 10:53 PM: KRON4 (Nexstar, San Francisco) joined the source map.

Sep 16, 11:31 PM: WFLA News Channel 8 (Nexstar, Tampa) joined the source map.

Sep 16, 11:37 PM: KMBC9 (Hearst, Kansas City) joined the source map.

Now: score hidden until the source match is cleaner. Story health is developing · 3 sources · 1 bucket.