The wife of a Louisiana police chief, who was charged amid a sweeping federal investigation into an immigration visa fraud scheme, was also arrested on Thursday

Current Oakdale Police Chief Chad Doyle and Ward 5 Marshal Michael "Freck" Slaney were each charged with conspiracy, six counts of visa fraud and six counts of mail fraud. Doyle faces one count of money laundering, while Slaney faces two.

What if the very officials sworn to enforce the law themselves commit a monstrous fraud? In Louisiana, three serving and former chiefs of police, one city marshal, and a businessman hatched a plot, federal investigators allege,