FALL RIVER — Some tenants at the Mitchell Heights Apartments, one of the Fall River Housing Authority’s low-income housing facilities on South Main Street, said they’ve had enough with what they claim is at least a yearlong cockroach infestation, and they want action to rid their domiciles of the icky pests.  The tenants we talked to asked not to be identified by name, saying they feared retaliation for speaking out, but they had their cockroach stories to tell.  One man, who said he’s lived in Mitchell Heights […]