The decision represented `` a mandate '' to fix a broken teaching system , U.S. Education Secretary Arne Duncan said . New York student plaintiffs claim teacher-tenure laws are flawed . Union : The union is suing the state over its new law that would require teachers to pay back their pensions if they leave before a certain date. In a similar California case , a judge threw out state teacher-tenure laws .
New York student plaintiffs claim teacher-tenure laws are flawed . Union : The union is suing the state over its new law that would require teachers to pay back their pensions if they leave before a certain date. In a similar California case , a judge threw out state teacher-tenure laws .