The 911 MB download took approximately five minutes to complete.
There appears to be no "retention period" for normal users' messages. Zuckerberg himself will be questioned by Congress for the first time on Tuesday.
Zuckerberg said the company detected the problem in a data-privacy audit started after the Cambridge Analytica disclosures, but didn't say why the company hadn't noticed it - or fixed it - earlier. "We did so in full compliance with our legal obligations to preserve messages".
How can you punish a child who stuck a hand in the cookie jar when the cookie jar was left open? Social media sites openly disclose how much of user data will be used.
"We also think it's important for people to be able to see the other ads a page is running, even if they're not directed at you". But as is becoming obvious there has been a price for all this, a price where people's personal information has been harvested and then "weaponised" to be used against them.
Race: Vettel wins with Ferrari one-stop soft strategy
Raikkonen was given the green light to go but it was an unsafe release and, as he pulled away, his auto hit one of the mechanics. The team subsequently tweeted that he had been transported to a nearby hospital for further treatment.
The underfire Facebook CEO further said, "We have more work to do here and we're going to continue working very hard to defend against them". "I'm really sorry for that". The answer varies from day to day.
Facebook has made its second high-profile move against a data analytics company.
Facebook told Bloomberg, "Facebook designed these automated tools so we can rapidly stop abusive behavior on our platform".
In her New York Times op-ed "Facebook's surveillance machine", University of North Carolina professor Zeynep Tufekci writes that Facebook has created "shadow profiles" of people who don't use the website using information provided by friends and family.
And though the #deleteFacebook campaign was ignited the week the Cambridge Analytica news broke, that flame seems to be losing its heat.
BLAME GAME: Russia says Israel was behind Syria airstrike
It later added that there were "dead and wounded" in the strike, without giving exact casualty numbers. The European Union also said evidence pointed to the use of chemical weapons by Assad's forces.
A separate Facebook statement said the changes would help improve transparency and accountability of the network around political campaigns.
My web dossier can not be too thrilling, it is enough to scratch the surface of my personality, interests and online routines, just like everyone else.
"My motivation was to get a dataset I could do research on", he said. Many users are seeing that as a breach of trust. But for whatever reasons that may never be clear to the public, Facebook never hired a plumber to clear the clogs. Anonymity online allowed Russian trolls to run fake Facebook pages for nefarious purposes, but anonymity also gives people the opportunity to speak out and organize who otherwise may not feel comfortable doing so. Human rights organizers have been complaining about the company's lack of a serious reporting system for years.
Life in Facebookistan: Speaking to Vox's Ezra Klein a few days ago, Facebook CEO Mark Zuckerberg pointed to the company's detection and blocking of malicious messages flowing through Messenger from inside Myanmar, inciting Muslims and Buddhists to arm themselves and go fight each other, as an example of how it is taking seriously its role in that country's civil strife.
Zuckerberg acknowledged that there is more to do.
Former Brazilian president Lula starts prison sentence
Lula's several requests to stay out of jail until he had exhausted all appeals against his corruption conviction were rejected. Today, anyone convicted and losing a first appeal - which is Lula's case - has to conduct any further appeals in prison.