Karachi: A 50-year old security guard was gunned down on Tuesday, for waking up a fellow guard who was sleeping on duty near Guru Mandir in Karachi, GNN reported.

As per initial investigation, the deceased, Liaquat woke up his colleague which generated an argument between them.

Following the heated argument, the suspect took out a gun and shot Liaquat who did not sustained injuries and died on the spot.

Both guard used to work at a house known as the White House.

Rescue teams and police reached the spot after getting information and shifted the deceased to a nearby hospital for its post-mortem examination.

Police have started an investigation into the incident. However, the suspect is still at large.