NEW ORLEANS -- Louisiana federal authorities are prosecuting seven more people for post-Hurricane Katrina crimes -- including a Baton Rouge woman who allegedly used the address of her mother's old boyfriend to get government assistance. During a news conference Saturday in front of the federal courthouse, U.S. Attorney David Dugas of Baton Rouge and U.S. Attorney Jim Letten of New Orleans detailed six grand-jury indictments and another fraud arrest -- all of them linked to the storm that made landfall in Louisiana on Aug. 29. In Baton Rouge, Ruby D. Lollis, 36, of 8770 Elmgrove Garden Drive, Apt. 210, was...