LAHORE- Pakistan Muslim League-Quaid e Azam (PML-Q) leader Chaudhary Pervez Elahi said today that police used chemical weapons in Islamabad incident wherein police assaulted the protesters. Talking to media, he said there was complete similarity of Model Town carnage and the Islamabad incident “The chemical weapons were brought on special directives of the Prime Minister Nawaz Sharif.” He asked whether this was called democracy in which people were baton-charged and tear-gassed. He said rulers would be held accountable for their offensive against the peaceful protesters in Islamabad.