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

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Delhi overtakes Lahore as world's most polluted major city as air quality deteriorates

NDTV and Dawn Pakistan describe the same event in different terms.

1 Left1 Center0 Right
Still watching. Optics is waiting for a cleaner match before calling the split.

STILL WATCHING

As of November 13, 2026 at 7:26 AM, this is how Optics News reads the wording differences in this story.

What happened Delhi overtakes Lahore as world's most polluted major city as air quality deteriorates.
The headline split The left frames it as "Delhi Overtakes Lahore As World's Most Polluted City As AQI Hits Severe Level". The center frames it as "Delhi overtakes Lahore as world's most polluted major city as air quality deteriorates".
Match confidence Developing. The source map is still developing. Keep watching for more sources to join.
Same-event confidenceDeveloping

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

WHAT EACH SIDE EMPHASIZED

Left / center-leftDelhi Overtakes Lahore As World's Most Polluted City As AQI Hits Severe Level

NDTV · Center-left · News report

CenterDelhi overtakes Lahore as world's most polluted major city as air quality deteriorates

Dawn Pakistan · Center · News report

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

Optics keeps watching for pickup.

SEE THE HEADLINES

CenterMostly Factual
Dawn PakistanNews report · Nov 13, 7:26 AM

Delhi overtakes Lahore as world's most polluted major city as air quality deteriorates

India’s capital, Delhi, overtook Lahore to become the world’s most polluted city on Friday, with air quality reaching hazardous levels and visibility dropping as smog blanketed the city of...

Open source
Center-leftMostly Factual
NDTVNews report · Nov 13, 7:11 AM

Delhi Overtakes Lahore As World's Most Polluted City As AQI Hits Severe Level

Air quality index (AQI) in Delhi was "hazardous" at 334, making it the most polluted global major city, according to Swiss group IQAir, which measures air quality levels based on the concen...

Open source
Details45/99 Wording Gap · Low confidence · 2 sources
45/99 Wording GapLow confidence2 sources · 2 bias bucketsDeveloping · 2 sources · 2 bucketsFormats: News report

SOURCE MAP CHANGES

Nov 13, 7:11 AM: NDTV joined the source map.

Nov 13, 7:26 AM: Dawn Pakistan joined the source map.

Now: Wording Gap is 45/99 and story health is developing · 2 sources · 2 buckets.