Key provisions of the PATRIOT Act -- the controversial law that allows the NSA to collect Americans' phone records and secretly track suspected terrorists – will likely expire tonight, a former White House counterterrorism official told ABC's George Stephanopoulos on "This Week.""What I think will likely happen tonight is the law will expire," Richard Clarke said Sunday morning. "And then later in the week, the USA Freedom Act, which is essentially the same as the PATRIOT Act with the exception of the telephony metadata program, that act will pass and most of the authorities will be restored." Though the White...