CHENNAI: Former Tamil Nadu chief minister O Panneerselvam led rebel faction of the AIADMK, observed a day-long hunger strike demanding a judicial probe into the death of former CM J Jayalalithaa. Opposition leaders last week, rejected the treatment summary released by the Edappadi K Palaniswamy government which had cited reports from Apollo Hospitals and AIIMS to state that Jaya had died from a massive cardiac arrest. Veteran leader E Madhusudhanan and former ministers K Pandirajan and C Ponnaiyan, along with Rajya Sabha MP V Maithreyan led their cadres in the fast across the state.