Akbar was alive when police reached the spot.
The Rajasthan Police has also set up a high-level committee to probe the allegations of delay against the Alwar police in taking Khan to a hospital.
A four-member committee, constituted by the Rajasthan Police to look into the delay in taking 28-year-old Khan to the hospital, suspended the ASI and shifted three other constables to police lines, Special Director General of Police (law and order) NRK Reddy said at a press conference in Alwar.
Chhote Lal, who was the sixth accused to be arrested, has a criminal history.
Security was stepped up at the Rajasthan assembly building after the secretariat received a postcard threatening to blow it up during the winter session, said the police."The bomb disposal squad and the anti-sabotage team were rushed to the spot immediately after the assembly officials informed us about the letter. So far, no objectionable object or explosive has been detected and further search is going on in the assembly building premises," said a police official.
Chairman of the Bank of Rajasthan, Praveen Tayal, was arrested on Friday in connection with alleged irregularities in allotment of shares of a company of which he was a director.\n\n\n\n
The people suspected that Khan was smuggling cows but the allegation is yet to be verified, police said.