"Interrogator": "Who did the man suspect had tried to kill him.", 
"Interrogee": "So the man first suspected that the security guard was the one who tried to kill him as when he entered the house, the security guard was shocked. Seeing him security guard also run away when he saw Srikanth. And that's why he suspected the security guard must be the one who killed him and he was trying to convince his family that someone has tried to kill him."