A Special Investigation Team-SIT- is probing killings of a police inspector Subodh Kumar Singh and a youth on Monday as a rampaging mob protesting alleged illegal cow slaughter torched a police post in Uttar Pradesh’s Bulandshahr and clashed with police. Five persons have been arrested .But Yogesh Raj, stated to be the mastermind of the violence and a member of the Bajrang Dal,is not traceable. Yogesh Raj was the complainant in a separate case of cow slaughter after 25 carcasses was found by local people. The police have lodged two FIRs on Tuesday morning under 17 sections including murder, rioting and assault. The FIR has been filed against 27 named persons and 50-60 unnamed persons. “A Special Investigation Team (SIT) has been formed to investigate why the violence happened and why the police personnel left Inspector Subodh Kumar alone,” TV channels quoted Prashant Kumar, ADG Meerut Zone, as saying.The sister of the slain Police officer alleged that his murder was pre-planned since he was investigating Dadri incident of a mob following rumours of cow slaughter resulted in the killing of a person belonging to the minority community. Additional director general (Meerut zone) Prashant Kumar said the protesters from Mahaw village and nearby areas pelted stones on the police and indulged in arson, setting ablaze several vehicles and Chingarwathi Police Chowki.The police inspector was killed in clashes with the protesters in Syana in Bulandshahr district. Two persons were also injured in police firing one of whom, Sumit, died later. The police clashed with people who had blocked a road in Syana while protesting against illegal animal slaughter. According to reports, cow carcass was found in the fields in a village on Monday morning and as the people gathered, the police reached the spot. Angry mobs attacked the cops who later fired in the air. The protesters torched the Chingarwathi police outpost and set several vehicles, including a police van, on fire and pelted stones at the cops. Inspector Subodh Kumar Singh was killed clashes. In the visuals shown by a television channel, the inspector is seen lying unconscious on the jeep and none of the constables were present at the spot.No police was hit by a brick. More than half-a-dozen cops have been injured. ADG (law and order) Anand Kumar said in Lucknow that the police received information of the carcass in the field when the crowd became violent. “The local people put the carcass in a trolley and blocked the road. Later they became violent, pelted stones and even opened fire at the police,” he said. An inquiry has also been ordered into the incident. Local people claimed that senior officials, including district magistrate Anuj Jha, reached the spot late which aggravated the situation. Police said the incident was not linked to the conclusion of the Ijtema, a three-day religious congregation for which hundreds of Muslims had gathered in Bulandshahr.“Please don’t spread misinformation. This incident is not linked to the Ijtema procession in any way. The Ijtema concluded peacefully. The current incident happened 45-50 kilometres away from where the Ijtema was held. Some rowdy elements are the perpetrators of this incident. Statutory action is being taken in the case,” Bulandshahr Police tweeted from its official handle after people started linking the violence to the Ijtema congregation.