HYDERABAD: A division bench of Telangana High Court, comprising A. Abhishek Reddy and J. Sridevi, on Monday heard the petition that challenged invoking of Preventive Detention Act against legislator T. Raja Singh. Senior counsel L. Ravichander, representing T. Usharani, wife of Raja Singh, objected to the contentions of the state government and the police on slapping the PD Act against …