The police have made a key breakthrough in the murder case of Nagarjuna Public School Principal Kallu Rupa Reddy in Kondamallepalli, Nalgonda district. Based on CCTV footage, three class 10 students have been identified as the perpetrators of the atrocity. After the principal reprimanded the students for consuming ganja in a video, the group of people who had developed a grudge committed the murder. The police have arrested the accused who entered the house wearing masks and gloves, murdered the victim and fled with her phone and cash.