Sushil, held in an assault case, was being taken to the jail from Karkardooma Court at around 5.30 PM yesterday by two constables, according to police.
They were standing at Karkardooma traffic intersection, waiting for an auto, when Sushil tried to escape by pushing the constable away. He also threw a stone at constable Chetram, who sustained a head injury.
Chetram then ran after Sushil and caught him. The accused was then taken to Tihar Jail, police said.