14 sources checked · 2 source groups included · 2h ago
Still Watching
1 dead and 3 missing after boat carrying mostly family members sinks near Alcatraz Island
One person died and three were missing in San Francisco Bay on Tuesday after a boat with 20 people on board sank near Alcatraz Island, authorities said.
5 Left9 Center0 Right
Still watching.Optics is waiting for a cleaner match before calling the split.
STILL WATCHING
As of July 15, 2026 at 11:12 AM, this is how Optics News reads the wording differences in this story.
What happenedAuthorities say one person has died, three people are missing and 16 others have been rescued from waters off San Francisco after a pontoon boat sank.
The headline splitThe left frames it as "1 dead, 3 missing after boat sinks near Alcatraz Island in San Francisco Bay". The center frames it as "One dead, 3 missing after boat sinks near San Francisco's Alcatraz".
Match confidenceMedium confidence. 14 sources across 2 bias buckets. Useful framing signal — check the source list before sharing.
Same-event confidenceMedium
14 sources across 2 bias buckets agree on the event.
Framing confidenceModerate
53/99 — meaningful wording shift across the spectrum.
WHAT EACH SIDE EMPHASIZED
Left / center-left1 dead, 3 missing after boat sinks near Alcatraz Island in San Francisco Bay
CBS News · Center-left · News report
Center1 dead and 3 missing after boat carrying mostly family members sinks near Alcatraz Island
WLWT Cincinnati (Hearst) · Center · News report
Right / center-rightNo matching source in this bucket yet.
1 dead, 3 missing after boat sinks near Alcatraz Island in San Francisco Bay
One person died and three were missing in San Francisco Bay on Tuesday after a boat with 20 people on board sank near Alcatraz Island, authorities said.
1 killed, 3 missing after boat sinks in water near Alcatraz in San Francisco; rescue underway
At least one person was killed, and three others are missing, after more than a dozen people were rescued from the water as a boat sank in the San Francisco Bay Tuesday afternoon.
Alcatraz Boat Disaster Leaves 1 Dead and 3 Missing
Heather Diehl / Getty Images One person died, and three others remained missing Tuesday after a pontoon boat capsized near Alcatraz Island in San Francisco Bay. The three-deck, 50-foot pont...
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1 missing and 17 rescued after a boat fire near Alcatraz Island off San Francisco
rescuedfirefrancisco
Authorities in San Francisco say one person has died, three people are missing and 16 others have been rescued from waters off the city after a pontoon boat sank
