Obama Justice Department Shut Down ACORN Investigation?

So says Judicial Watch which has obtained documents from the FBI detailing such:

Judicial Watch, the public interest group that investigates and prosecutes government corruption, announced today that it has obtained documents from the Federal Bureau of Investigation (FBI) detailing federal investigations into the alleged corrupt activities of Association of Community Organizations for Reform Now (ACORN). The documents reference serious allegations of corruption and voter registration fraud by ACORN as well as the Obama administration’s decision to shut down a criminal investigation without filing criminal charges.

So much for that promised transparency and professed ACORN innocence.