
Don't hold your breath...
The NSA has said it will delete its mountain of private telephone records belonging to millions of Americans – just as soon as people stop suing it for having done so. The agency's slurping of phone numbers, the times and dates of calls, and (in some case) the locations of cellphone calls, was exposed in the first-ever leak of …
Even if all the lawsuits were dropped they'd probably claim there are still some out there, so they don't have to delete that data. They never will, regardless of what Congress orders them to do, because they think they're above the law.