- Published
Houston's historic Old Braeswood neighbourhood is affluent and tree-lined.
asserted
neighbourhood → publish → ?
These are not the kind of streets where you would expect to see co-ordinated vandalism.
asserted
you → expect → vandalism
Yet here, four surveillance cameras were attacked and cut down in the middle of the night.
asserted
cameras → attack → night
The metal poles were severed, leaving the distinctive black oval cameras and accompanying solar panels lying on the ground.
asserted
poles → sever → ground
On some of the cameras was a red sign reading: "Notice.
asserted
sign → read → Notice
These cameras are run by a company called Flock Safety and this sabotage, which happened in late July, is a signal of growing concern over the nationwide spread of sophisticated AI-powered surveillance systems.
asserted
which → run → systems
Similar vandalism incidents have occurred in Minnesota, California and Georgia.
asserted
incidents → occur → Minnesota
Proponents say they have made communities safer and have helped dramatically increase the rate at which crimes are solved.
asserted
crimes → say → which
But recent examples of misuse have caused concern.
asserted
examples → cause → concern
Critics say the cameras, which take pictures of the rear of every car that drives past, are overly broad investigative tools that treat civilians like suspects.
asserted
that → say → suspects
They see the little black poles popping up in their neighbourhoods as visible reminders of state power, at a time when public confidence in institutions is historically low and many are concerned about the accelerating pace of technological change and the influence of AI on people's lives.
asserted
many → see → lives
Founded in 2017, Flock Safety has become one of the country's biggest makers of Automatic Licence Plate Readers (ALPRs).
asserted
Safety → found → Readers
These AI-powered cameras take a picture of the rear of every car that drives past.
asserted
that → power → car
Footage is retained for a specified amount of time.
asserted
Footage → retain → time
But little is known about the extent to which Flock is being used - the company does not publish exact data, but says it works with more than 7,000 communities nationwide and estimates that there are approximately 100,000 cameras deployed.
asserted
it → know → communities
Records obtained by the BBC provide a rare glimpse into the extensive network of cameras and surveillance tech being used in America's fourth largest city, Houston, including the use of controversial facial recognition software powered by artificial intelligence.
asserted
Records → obtain → intelligence
Flock is not just selling cameras - it is selling access to a database that can include thousands of cameras from around the country.
asserted
that → sell → country
Older ALPRs did not have this vast network, which is a major selling point for law enforcement.
asserted
which → have → enforcement
For example, Houston's Metro Transit Authority owns 35 cameras.
asserted
Authority → own → cameras
But documents show Metro has access to around 20,000 devices in the Flock network - including some as far as Albany County, New York.
asserted
Metro → show → County
And as Flock expands, so too can the scope of investigations.
asserted
scope → expand → investigations
Documents released to the BBC show how the network has grown year-on-year.
asserted
network → release → year
In the Cypress-Fairbanks independent school district, a typical licence plate lookup in April 2024 searched around 270 networks of cameras.
asserted
lookup → search → cameras
By April 2025, the typical search scope had almost doubled to around 500 networks.
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scope → double → networks
In April 2026, 20% of searches were conducted across more than 6,000 networks.
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% → conduct → networks
Critics in Houston say this national network concerns them more than individual cameras.
asserted
network → say → cameras
Christopher Rivera, from the Texas Civil Rights Project, worries that authorities could use "these databases to search our everyday routines, which ultimately scrapes out our routes to work, where our children go to school, and where we worship - and that's very problematic".
uncertain
that → worry → school
There have been recent incidents of privacy breaches that have caught national attention.
asserted
that → catch → attention
Last week, a police officer in Kentucky was charged after using the Flock system to track his ex-girlfriend - who filed a protection order - over 2,000 times.
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who → charge → times
He was caught using Flock's newly mandatory, AI-powered audit tool that flags suspicious use.
asserted
that → catch → use
Others are concerned about Flock being a way for police to avoid warrants, which are usually required to search a person's property or tap their phone.
asserted
which → avoid → phone
In 2025, a detective in Johnson County, Texas, searched over 80,000 images to locate a woman suspected of having an abortion.
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detective → search → abortion
He did not have a warrant.
asserted
He → have → warrant
But the scale of Flock's network and the integration of AI in modern surveillance tech is a recent development and it's turned Flock into a household name.
asserted
it → turn → name
Americans who otherwise ignored the cameras in their cities have started to notice and tune into the capabilities of the technology around them.
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who → ignore → them
With AI, unlike older licence-plate readers, law enforcement can search surveillance footage with a string of words like "Caucasian man, blue shirt" - not just a licence-plate image.
asserted
enforcement → search → man
One thing Flock does not use is facial recognition.
asserted
Flock → use → ?
But that does not mean police departments are avoiding that tech.
asserted
departments → mean → tech
Critics say it violates human rights, is susceptible to misidentifying innocent people, and can be biased against minorities.
asserted
it → say → minorities
The BBC has received documents revealing that Harris County Sheriff's Office, which covers Houston, uses other facial recognition technology, Clearview AI.
asserted
which → receive → technology
…and 43 more, not listed.
The Aporia
