NEEDS REVIEW
As of June 11, 2026 at 10:05 PM, this is how Optics News reads the wording differences in this story.
What happened A schoolgirl has been charged over a school stabbing in Manchester that left two 14-year-olds and a 27-year-old man with knife wounds.
The headline split This cluster looks mixed — no clean same-event comparison until the source map settles.
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 confidence Developing The strongest left and right headlines share no substantive overlap.
Framing confidence Hidden Wording-gap score not shown — same-event match is still developing.
Wording differs, but the match is too narrow to read confidently yet.
WHAT EACH SIDE EMPHASIZED
Left / center-left Counter-terror unit investigates triple stabbing at school in Manchester The Guardian UK · Left · News report
Center No matching source in this bucket yet. Optics keeps watching for pickup.
Right / center-right Counter-terror police lead school stabbing probe as girl, 14, charged with attempted murder Sky News · Center-right · News report
SEE THE HEADLINES
CR · Center-right High
Counter-terror police lead school stabbing probe as girl, 14, charged with attempted murder A schoolgirl has been charged over a school stabbing in Manchester that left two 14-year-olds and a 27-year-old man with knife wounds.
Open source R · Right Mixed
Girl, 14, charged with attempted murder after teacher, 27, ‘stabbed in neck’ at school girl charged attempted murder after
A 14-YEAR-old girl has been charged with three counts of attempted murder after an alleged stabbing spree at a school. Two pupils were injured and a teacher was said to have been stabbed in...
Open source L · Left Mixed
Counter-terror unit investigates triple stabbing at school in Manchester counter-terror unit investigates triple stabbing
Detectives ‘keeping an open mind to the motivation’ of Tuesday’s attack, but believe there is no further threat to the public Police have confirmed that a counter-terrorism unit is leading...
Open source Details Score hidden · 3 sources · 2 bias buckets Score hidden until the match is cleaner Needs review confidence 3 sources · 2 bias buckets Needs review · outlier detected Formats: News report
SOURCE MAP CHANGES
Jun 11, 9:08 PM: Sky News joined the source map.
Jun 11, 10:02 PM: The Guardian UK joined the source map.
Jun 11, 10:05 PM: The Sun joined the source map.
Now: score hidden until the source match is cleaner. Story health is needs review · outlier detected.
Follow updates This story needs more matching sources before the score should be treated as strong.
Free email. The 5 biggest wording gaps every morning. iPhone app →
Follow this story Center outlets picking it up.
Share this comparison A clean image of the two strongest headlines — easy to send to someone who saw only one side.
Open caption text Embed this on your site Drop one line of HTML into a blog post, Substack, or newsletter. Auto-updates as more outlets pick up the story.
<iframe src="https://www.optics.news/embed/counter-terror-police-lead-school-stabbing-probe-as-girl-14-charged-with-story-388-v2" width="100%" height="380" style="border:0;max-width:620px;display:block;margin:0 auto" loading="lazy" title="Optics News headline comparison"></iframe>Learn more about embeds → Story details 3 visible sources · 2 bias buckets.
Score hidden until the match is cleaner.
Needs review · outlier detected
Formats: News report
Copy this story URL Spotted a bad match? Optics is in open beta. If these headlines aren't about the same event, tell us.
Report bad match Sources in this comparison Support Optics No ads, no algorithmic feed, no engagement bait. Founding members fund the source map and keep the comparison free for everyone else.
Become a Founding Member $4.99/mo or $39.99/yr · Beta pricing