PATERSON - The explosive issue of whether immigration detainees are being abused in the nation's prisons has flared up at the Passaic County Jail. Sheriff Jerry Speziale ejected federal investigators from the jail last month, accusing them of arrogance and incompetence, his spokesman said Tuesday. Bill Maer, spokesman for the jail, said the sheriff kicked out the investigators on July 21 after two weeks of inquiry into complaints by immigration detainees of poor conditions and abuse. Maer also dismissed the detainees' allegations of widespread mistreatment at the county jail as cheap ploys to generate media attention. The federal probe is...