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Prices just ahead first though the feds might have been able to prevent the attacks of 9/11 if they'd been collecting millions of phone records back -- like they are now.
That's what the FBI director Robert Mueller told congress today.
He says intelligence agents could have linked the phone number of an al-Qaeda safe house in Yemen to one of the 9/11 hijackers before 9/11.
Was not there room if we -- that this program that opportunity would have been there.
I am not persuaded.
That that that makes it okay.
To collect every.
Call it's my fear.
That we err on the verge of becoming a surveillance state.
It was a bruising day for secretary Muller who says the feds have launched a criminal investigation -- that guy -- Snowden.
The former -- contractor who claims -- exposed the surveillance he's reportedly hiding out somewhere in Hong Kong and threatening to reveal what he says are more government secrets.
Catherine -- -- this part of the story live from the DC newsroom.
Let's have asked whether an -- -- at Snowden was a speier had defected to China as intelligence committee leadership left the door open.
Well -- he's already done serious harm he's also stating things that are just candidly not correct.
In clearly there is we're going to make sure that there's a thorough scrub of what he is.
What his China connections all -- it seems you view being China's -- -- particular Chinese Government doing press conferences the Chinese media.
And the chairman of the House Intelligence Committee says Snowden was in parts of the NSA networks he shouldn't -- A source familiar with the scope of the investigation tells Fox News.
The -- electronic trail has been traced to the documents he accessed and the systems.
The Los Angeles Times is reporting tonight that the 29 year old used a thumb drive to store the classified documents thumb drives are supposed to be banned on these secure network -- That there is some debate now -- it would seem about how much this surveillance which many argue is unconstitutional in the face of it.
Might it might have helped -- Well after the NSA director testified that quote dozens of terrorist events were disrupted.
Democratic senators Ron Wyden and Mark Udall early critics of these programs responded quote.
We have not yet seen any evidence showing that the NSA's dragnet collections of americans' phone records has produced any uniquely valuable intelligence.
All of the plots that he Alexander mentioned appeared to have been identified using other collection methods.
The White House is backing up Alexander who claims controversial data collection programs.
Are providing primary investigative meets.
Authorized by congress.
Overseen by congress and federal judges.
Overseen with internal checks and balances within the executive branch.
Were found to be.
Directly affected in thwarting terrorist attacks.
But critics say the initial critical leads about the New York City Subway potter -- -- -- -- -- And convicted terrorist David Headley came from overseas intelligence agencies and that the NSA programs were secondary they just confirm the tips.
Also tonight the -- that the Senate Intelligence Committee senator Dianne Feinstein says.
A list of -- -- by the NSA may be declassified.
As early as Monday asked whether a court order is needed for investigators to swim through or sit through the phone records of millions of Americans.
Feinstein said no adding you just need court approval if you want to get to that contacts.
All right -- lawmakers had lot.
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