TOBA TEK SINGH, Sept 10: The Anti-Corruption Establishment registered on Monday a case against the district jail assistant superintendent, a clerk and a warder for torturing prisoners to extract bribe from them.

ACE officials said some prisoners had in a letter written to Supreme Court Chief Justice Iftikhar Muhammad Chaudhry alleged that assistant superintendent Ashiq Hussain, clerk Ahmed Ali and warder Imdad Ali severely tortured them when they refused to give them bribe.

They further alleged that substandard meal was being provided to them while prisoners who offered bribe to these officials were extended many facilities, including the permission to use cell phones.

On the direction of the chief justice, the Toba district and sessions judge himself conducted an inquiry besides ordering the ACE to also hold the probe.

ACE deputy director Rai Wajid Ali and circle inspector Ali Zaib Sial recorded statements of prisoners and found the jail officials guilty of charges.

No arrest has so far been made.