CenterMostly Factual
Al Jazeera EnglishNews report · Oct 24, 12:27 AM
WHO announces start of Ebola vaccine clinical trial in DR Congo
A clinical trial begins to test the safety, efficacy and immunogenicity of multiple vaccines.
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3 sources checked · 2 source groups included · 2h ago
Still Watching
WHO announces start of Ebola vaccine clinical trial in DR Congo
Le Monde English and Al Jazeera English describe the same event in different terms.
1 Left2 Center0 Right
STILL WATCHING
As of October 24, 2026 at 1:46 AM, this is how Optics News reads the wording differences in this story.
What happened A new Ebola outbreak in eastern DR Congo has killed 65 people, with roughly 246 cases reported by health officials.
The headline split The left frames it as "Ebola vaccine trial begins in DR Congo". The center frames it as "Ebola vaccine trial begins in DR Congo".
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 confidenceMild
46/99 — small wording differences, not a major framing split.
WHAT EACH SIDE EMPHASIZED
Left / center-leftEbola vaccine trial begins in DR Congo
Le Monde English · Center-left · News report
CenterWHO announces start of Ebola vaccine clinical trial in DR Congo
Al Jazeera English · Center · News report
Right / center-rightNo matching source in this bucket yet.
Optics keeps watching for pickup.
SEE THE HEADLINES
Open source
CenterHigh
Vanguard (Nigeria)News report · Oct 24, 1:46 AM
Ebola vaccine trial begins in DR Congo
The first clinical trial of an Ebola vaccine in the outbreak gripping the Democratic Republic of Congo began Friday, WHO said.
Center-leftHigh
Le Monde EnglishNews report · Oct 23, 10:50 PM
Ebola vaccine trial begins in DR Congo
WHO chief Tedros Adhanom Ghebreyesus said on X: 'Science gives us hope. Today, in Bunia DRC, the first participants were vaccinated in a new Ebola vaccine trial called Tumaini, which means...
Details46/99 Wording Gap · Medium confidence · 3 sources
46/99 Wording GapMedium confidence3 sources · 2 bias bucketsLive match · 3 sources · 2 buckets · comparable news formatFormats: News report
SOURCE MAP CHANGES
Oct 23, 10:50 PM: Le Monde English joined the source map.
Oct 24, 12:27 AM: Al Jazeera English joined the source map.
Oct 24, 1:46 AM: Vanguard (Nigeria) joined the source map.
Now: Wording Gap is 46/99 and story health is live match · 3 sources · 2 buckets · comparable news format.