Critics of this investigation are disgruntled by the fact that it took so long to embark on this mission.
The Justice Department, however, says that this is proof that law enforcement will go after these institutions, regardless of their size or power.
"The bank's activities shattered lives and livelihoods throughout the country," said U.S. Attorney General Eric Holder.
The activities that Holder is referring to are the accusations that Citi and other banks combined thousands of subprime home mortgages they knew could end up in default and sold them as safe investments.
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