At least four people have been injured in a blast in Lahore's Johar Town. According to rescue officials the blast took place in E block near Ahsan Mumtaz Hospital.

       A spokesperson for Rescue 1122 said that it was not immediately clear what caused the blast. "So far we have not been able to determine whether a gas pipeline burst or whether it was a cylinder. But we have shifted four people [to the hospital] and more injured are expected," he said.

       He reiterated that it was not yet clear what caused the blast. "Right now we don't have any confirmed reports," he said.

       Meanwhile, Lahore Deputy Commissioner Mudassir Riaz Malik directed the relevant assistant commissioner to reach the site of the incident. He also directed emergency wards at all hospitals to be on alert.

       This is a developing story that is being updated as the situation evolves. Initial reports in the media can sometimes be inaccurate. We will strive to ensure timeliness and accuracy by relying on credible sources, such as concerned, qualified authorities and our staff reporters.