4 sources checked · 2 source groups included · 1h ago
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Ruby Princess cruise ship docked in California hit by norovirus outbreak
A Princess Cruises cruise ship docked in San Francisco has seen an outbreak of norovirus, according to the U.S. Centers for Disease Control and Prevention. The CDC said that 102 out of the over 3,000 passengers onboard the Ruby Princess have been affected, along with 23 crewmembers. Symptoms for th...
2 Left2 Center0 Right
Still watching.Optics is waiting for a cleaner match before calling the split.
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As of July 2, 2026 at 11:44 PM, this is how Optics News reads the wording differences in this story.
What happenedRuby Princess cruise ship docked in California hit by norovirus outbreak.
The headline splitThe left frames it as "Norovirus outbreak on cruise ship from California sickens more than 100 passengers". The center frames it as "125 passengers and crew hit with highly contagious stomach virus on cruise from San Franc...".
Match confidenceMedium confidence. 4 sources across 2 bias buckets. Useful framing signal — check the source list before sharing.
Same-event confidenceMedium
4 sources across 2 bias buckets agree on the event.
Framing confidenceModerate
70/99 — meaningful wording shift across the spectrum.
WHAT EACH SIDE EMPHASIZED
Left / center-leftNorovirus outbreak on cruise ship from California sickens more than 100 passengers
Los Angeles Times · Center-left · News report
CenterRuby Princess cruise ship docked in California hit by norovirus outbreak
KTLA5 (Nexstar, Los Angeles) · Center · News report
Right / center-rightNo matching source in this bucket yet.
Ruby Princess cruise ship docked in California hit by norovirus outbreak
A Princess Cruises cruise ship docked in San Francisco has seen an outbreak of norovirus, according to the U.S. Centers for Disease Control and Prevention. The CDC said that 102 out of the...
