The police said people were not coming forward to give a statement on the incident.
Yigal Yehoshua, 56, died after being pelted with rocks during clashes between Arabs and Jews in the mixed city of Lod.
The incident occurred in Khowai district on Sunday. The mob had tied two of the three persons before beating them to death.
Villagers of Namanjoypara spotted a mini-truck heading towards Agartala, carrying five cattle, and chased it. They thrashed the three people with 'lethal weapons'.
A 25-year-old man was beaten to death and another seriously injured when a mob attacked them in Chittorgarh district while they were taking three oxen to MP for farming purpose.
At least six persons have been arrested in connection with the incident that took place in Salheghori village under Gaurela police station area on Thursday, an official said.
The seven police personnel ran away leaving the Station House Officer (SHO) on-site alone when a mob attacked them on Saturday in West Bengal's Pantapada.
Bihar's Kishanganj Town PS SHO Ashwani Kumar fell prey to the violent attack, when he went to raid a hideout of vehicle thieves on early Saturday morning.
The police officials said the accused was left on the road writhing in pain for over three hours.
Ranchi witnessed two incidents of lynching within a week where two youths were thrashed to death on suspicion of theft.
An FIR has been lodged against 17 named persons and several other unidentified persons.
The victim Sachin Kumar Verma was trashed brutally by a crowd of over 40 daily-wage labourers for several hours for suspecting him in the theft of a mini-truck which was allegedly stolen from the area
Slain youth's Rakbar's mother Habiban has sought the transfer of the trial, accusing the Alwar's additional sessions judge, presently trying the case, of favouring the accused.
Appearing for the accused, advocates Amrut Adhikari and Atul Patil submitted in the court that the applicants had no role to play in the attack and the police had arrested them on mere suspicion.
Those arrested included a 70-year-old man, an M Tech degree holder and a professional employed as a manager in a well-known company, he said.