India, Nov. 4 -- At least 12 people were reportedly injured after a gas cylinder exploded in the basement of the Pakistani Supreme Court on Tuesday.

The explosion occurred during repair work on the central air-conditioning system of the top court building, SAMAA TV reported, citing sources.

The sudden blast triggered chaos in the building as the explosion's effect shook the top court's premises, sending lawyers, judges and other staff running outside.

Courtroom number 6 has reportedly incurred major damage due to the explosion. According to SAMAA TV, Justices Ali Baqar Najafi and Shahzad Malik were hearing a case before the explosion.

The loud blast pulsated through the court complex's lower floors, prompting swift activation of emerg...