The feds are getting ready to come knocking. On Oct. 10, the Association of National Advertising sent a letter to its members sharing that the Federal Bureau of Investigation had contacted the ANA’s outside counsel Reed Smith LLP about assisting with its investigation into U.S. media buying practices. The Wall Street Journal first reported the investigation on Sept. 27. The ANA’s letter, signed by ANA CEO Bob Liodice, suggested next steps its members can take such as consulting with Reed Smith. Here’s what it’s all about:

What exactly is the FBI investigating?
It’s unclear. Steve Miller, a partner at Reed Smith who has had limited discussions with the FBI regarding the issue, said one aspect may be deception between media holding companies and advertisers.

Read the full Digiday article here.