Warangal: The questioning of former Congress MP Sircilla Rajaiah, his wife and their son continued for the second day on Thursday in connection with the mysterious death of his daughter-in-law and three grandsons, whose charred bodies were found at his residence in Warangal.

"Rajaiah and two others were brought by police from their house for examination (questioning)... It is continuing," Assistant Commissioner of Police (Hanamkonda Sub-Division) Shoban Kumar told PTI over phone. Police also took many material including burnt objects from the scene of offence including food from the house which will be sent to Forensic Science Laboratory and other departments for analysis, the ACP said.