It's being called one of the largest drug busts in U.S. history..

Authorities in Western New York have arrested five people for allegedly distributing heroin, cocaine and fentanyl in the Lockport and Niagara Falls area.

During their investigation, police seized 40 kilograms of cocaine, 17 kilograms of heroin and eight kilos of fentanyl.  Officials say the seized fentanyl alone represent one of the largest seizures of the drug ever in the United States.

In addition, law enforcement tracked $13 million in cash flowing from an area bank to California.

More From WIBX 950