SEBI has asked B. Rama Raju, brother of Satyam CEO Ramalinga Raju, and two other accused in the Satyam case to reply on merits to the Show Cause Notices (SCNs) issued to them by October 31. Sources inform us that Price Waterhouse has engaged a battery of Senior Counsels to represent their interests. With rumors that Satyam is to file suits against Price Waterhouse and Ramalinga Raju, the action is heating up.