Check out the Jawa Report. It has an update that says the Justice Dept asked for sealed indictments. Here is the link
http://mypetjawa.mu.nu/archives/124635.php
The networks may just be buying a little PR credibility insurance in case the do-do hits the fan over this story.
"Oh, reported that story on the 7th of September!"
"It has an update that says the Justice Dept asked for sealed indictments."
It appears to me that the Assistant U.S. Attorney misspoke and was referring to a sealed search warrant.