Chennai: Tamil Nadu has become the first state to issue tough measures to deal with crimes against women after the horrific Delhi gangrape shocked the nation. In a statement, Chief Minister J Jayalalithaa has asked for existing laws to be amended to allow for chemical castration and death to rapists. She has promised fast-track Mahila courts as well and an exclusive helpline. Police in civilian clothing will be deployed at places where women turn out in large numbers as well.