Two people described by Rochester police as significant heroin dealers in the city were arrested yesterday.

 Captain John Sherwin says their arrests are part of a federal operation aimed at cracking down on heroin dealers around the state.  Arrested were 32 year old Shaunda Gadsden and 29 year old Martinez Williams.  Sherwin says their arrests came after an extensive investigation.  He says it’s not known if their cases will be moved into federal court.